Remove obsolete role attributes for tab groups in the reference manual

Since we now use asciidoctor-tabs instead of spring-asciidoctor-backends,
we no longer need the `role="primary"` and `role="secondary"` attributes
for tab groups.

Closes gh-33506

framework-docs/modules/ROOT/pages/testing/mockmvc/hamcrest/async-requests.adoc

@@ -20,7 +20,7 @@ or reactive type such as Reactor `Mono`:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	// static import of MockMvcRequestBuilders.* and MockMvcResultMatchers.*
 
@@ -45,7 +45,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	@Test
 	fun test() {

framework-docs/modules/ROOT/pages/testing/mockmvc/hamcrest/expectations.adoc

@@ -9,7 +9,7 @@ no other expectations will be asserted.
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	// static import of MockMvcRequestBuilders.* and MockMvcResultMatchers.*
 
@@ -18,7 +18,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	import org.springframework.test.web.servlet.get
 
@@ -37,7 +37,7 @@ all failures will be tracked and reported.
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	// static import of MockMvcRequestBuilders.* and MockMvcResultMatchers.*
 
@@ -48,7 +48,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	import org.springframework.test.web.servlet.get
 
@@ -78,7 +78,7 @@ The following test asserts that binding or validation failed:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.perform(post("/persons"))
 		.andExpect(status().isOk())
@@ -87,7 +87,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	import org.springframework.test.web.servlet.post
 
@@ -108,7 +108,7 @@ request. You can do so as follows, where `print()` is a static import from
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.perform(post("/persons"))
 		.andDo(print())
@@ -118,7 +118,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	import org.springframework.test.web.servlet.post
 
@@ -150,7 +150,7 @@ other expectations, as the following example shows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	MvcResult mvcResult = mockMvc.perform(post("/persons")).andExpect(status().isOk()).andReturn();
 	// ...
@@ -158,7 +158,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	var mvcResult = mockMvc.post("/persons").andExpect { status { isOk() } }.andReturn()
 	// ...
@@ -172,7 +172,7 @@ building the `MockMvc` instance, as the following example shows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	standaloneSetup(new SimpleController())
 		.alwaysExpect(status().isOk())
@@ -182,7 +182,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	// Not possible in Kotlin until {kotlin-issues}/KT-22208 is fixed
 ----
@@ -199,7 +199,7 @@ resulting links by using JsonPath expressions, as the following example shows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.perform(get("/people").accept(MediaType.APPLICATION_JSON))
 		.andExpect(jsonPath("$.links[?(@.rel == 'self')].href").value("http://localhost:8080/people"));
@@ -207,7 +207,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.get("/people") {
 		accept(MediaType.APPLICATION_JSON)
@@ -227,7 +227,7 @@ resulting links by using XPath expressions:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	Map<String, String> ns = Collections.singletonMap("ns", "http://www.w3.org/2005/Atom");
 	mockMvc.perform(get("/handle").accept(MediaType.APPLICATION_XML))
@@ -236,7 +236,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	val ns = mapOf("ns" to "http://www.w3.org/2005/Atom")
 	mockMvc.get("/handle") {

framework-docs/modules/ROOT/pages/testing/mockmvc/hamcrest/filters.adoc

@@ -9,14 +9,14 @@ instances, as the following example shows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc = standaloneSetup(new PersonController()).addFilters(new CharacterEncodingFilter()).build();
 ----
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	// Not possible in Kotlin until {kotlin-issues}/KT-22208 is fixed
 ----

framework-docs/modules/ROOT/pages/testing/mockmvc/hamcrest/requests.adoc

@@ -11,7 +11,7 @@ To perform requests that use any HTTP method, as the following example shows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	// static import of MockMvcRequestBuilders.*
 
@@ -20,7 +20,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	import org.springframework.test.web.servlet.post
 
@@ -38,14 +38,14 @@ request. Rather, you have to set it up to be similar to the following example:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.perform(multipart("/doc").file("a1", "ABC".getBytes("UTF-8")));
 ----
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	import org.springframework.test.web.servlet.multipart
 
@@ -61,14 +61,14 @@ You can specify query parameters in URI template style, as the following example
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.perform(get("/hotels?thing={thing}", "somewhere"));
 ----
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.get("/hotels?thing={thing}", "somewhere")
 ----
@@ -81,14 +81,14 @@ parameters, as the following example shows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.perform(get("/hotels").param("thing", "somewhere"));
 ----
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	import org.springframework.test.web.servlet.get
 
@@ -113,14 +113,14 @@ shows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	mockMvc.perform(get("/app/main/hotels/{id}").contextPath("/app").servletPath("/main"))
 ----
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	import org.springframework.test.web.servlet.get
 
@@ -139,7 +139,7 @@ properties, as the following example shows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	class MyWebTests {
 
@@ -157,7 +157,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	// Not possible in Kotlin until {kotlin-issues}/KT-22208 is fixed
 ----

framework-docs/modules/ROOT/pages/testing/mockmvc/hamcrest/setup-steps.adoc

@@ -10,7 +10,7 @@ responses, as follows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	// static import of MockMvcBuilders.standaloneSetup
 
@@ -23,7 +23,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	// Not possible in Kotlin until {kotlin-issues}/KT-22208 is fixed
 ----
@@ -38,7 +38,7 @@ You can use it as follows:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	// static import of SharedHttpSessionConfigurer.sharedHttpSession
 
@@ -51,7 +51,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	// Not possible in Kotlin until {kotlin-issues}/KT-22208 is fixed
 ----

framework-docs/modules/ROOT/pages/testing/mockmvc/hamcrest/setup.adoc

@@ -13,7 +13,7 @@ To set up MockMvc for testing a specific controller, use the following:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	class MyWebTests {
 
@@ -31,7 +31,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	class MyWebTests {
 
@@ -58,7 +58,7 @@ To set up MockMvc through Spring configuration, use the following:
 ======
 Java::
 +
-[source,java,indent=0,subs="verbatim,quotes",role="primary"]
+[source,java,indent=0,subs="verbatim,quotes"]
 ----
 	@SpringJUnitWebConfig(locations = "my-servlet-context.xml")
 	class MyWebTests {
@@ -77,7 +77,7 @@ Java::
 
 Kotlin::
 +
-[source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
+[source,kotlin,indent=0,subs="verbatim,quotes"]
 ----
 	@SpringJUnitWebConfig(locations = ["my-servlet-context.xml"])
 	class MyWebTests {