Relocate projects to spring-boot-project

Move projects to better reflect the way that Spring Boot is released.

The following projects are under `spring-boot-project`:

  - `spring-boot`
  - `spring-boot-autoconfigure`
  - `spring-boot-tools`
  - `spring-boot-starters`
  - `spring-boot-actuator`
  - `spring-boot-actuator-autoconfigure`
  - `spring-boot-test`
  - `spring-boot-test-autoconfigure`
  - `spring-boot-devtools`
  - `spring-boot-cli`
  - `spring-boot-docs`

See gh-9316

spring-boot-project/spring-boot-cli/src/test/resources/repro-samples/data-jpa.groovy

@@ -0,0 +1,13 @@
+@Grab('spring-boot-starter-data-jpa')
+@Grab('h2')
+class Sample implements CommandLineRunner {
+
+	// No Data JPA-based logic. We just want to check that the dependencies are
+	// resolved correctly and that the app runs
+
+	@Override
+	void run(String... args) {
+		println "Hello World"
+	}
+
+}

spring-boot-project/spring-boot-cli/src/test/resources/repro-samples/grab-ant-builder.groovy

@@ -0,0 +1,11 @@
+@Grab("org.codehaus.groovy:groovy-ant:2.1.6")
+
+@RestController
+class MainController {
+
+	@RequestMapping("/")
+	def home() {
+		new AntBuilder().echo(message:"Hello world")
+		[message: "Hello World"]
+	}
+}

spring-boot-project/spring-boot-cli/src/test/resources/repro-samples/secure.groovy

@@ -0,0 +1,15 @@
+package org.test
+
+// No security features added just a test that the dependencies are resolved
+@Grab("spring-boot-starter-security")
+
+@Controller
+class Sample implements CommandLineRunner {
+
+	@Override
+	void run(String... args) {
+		println "Hello World"
+	}
+}
+
+