Replace 'e.g.' with 'for example' in documentation and comments

Closes gh-33515

spring-web/src/testFixtures/java/org/springframework/web/testfixture/http/client/reactive/MockClientHttpRequest.java

@@ -78,7 +78,7 @@ public class MockClientHttpRequest extends AbstractClientHttpRequest implements
 	 * Configure a custom handler for writing the request body.
 	 *
 	 * <p>The default write handler consumes and caches the request body so it
-	 * may be accessed subsequently, e.g. in test assertions. Use this property
+	 * may be accessed subsequently, for example, in test assertions. Use this property
 	 * when the request body is an infinite stream.
 	 *
 	 * @param writeHandler the write handler to use returning {@code Mono<Void>}

spring-web/src/testFixtures/java/org/springframework/web/testfixture/http/server/reactive/bootstrap/AbstractHttpHandlerIntegrationTests.java

@@ -100,7 +100,7 @@ public abstract class AbstractHttpHandlerIntegrationTests {
 
 	/**
 	 * Return an interval stream of N number of ticks and buffer the emissions
-	 * to avoid back pressure failures (e.g. on slow CI server).
+	 * to avoid back pressure failures (for example, on slow CI server).
 	 *
 	 * <p>Use this method as follows:
 	 * <ul>

spring-web/src/testFixtures/java/org/springframework/web/testfixture/servlet/MockHttpServletRequest.java

@@ -1460,7 +1460,7 @@ public class MockHttpServletRequest implements HttpServletRequest {
 	}
 
 	/**
-	 * Best effort to detect a Servlet path mapping, e.g. {@code "/foo/*"}, by
+	 * Best effort to detect a Servlet path mapping, for example, {@code "/foo/*"}, by
 	 * checking whether the length of requestURI > contextPath + servletPath.
 	 * This helps {@link org.springframework.web.util.ServletRequestPathUtils}
 	 * to take into account the Servlet path when parsing the requestURI.