Revert "Add JUnitStartTests.java to documentation project"

This reverts commit 49bf8ea.

Author: sormuras

documentation/documentation.gradle.kts

@@ -28,13 +28,7 @@ modularProjects.forEach { evaluationDependsOn(it.path) }
 
 javaLibrary {
 	mainJavaVersion = JavaVersion.VERSION_17
-	testJavaVersion = JavaVersion.VERSION_25
-}
-
-spotless {
-	java {
-		targetExclude("src/test/java/JUnitStartTests.java") // due to compact source files and module imports
-	}
+	testJavaVersion = JavaVersion.VERSION_17
 }
 
 val apiReport = configurations.dependencyScope("apiReport")
@@ -74,7 +68,6 @@ dependencies {
 	testImplementation(projects.junitPlatformConsole)
 	testImplementation(projects.junitPlatformSuite)
 	testImplementation(projects.junitPlatformTestkit)
-	testImplementation(projects.junitStart)
 	testImplementation(projects.junitVintageEngine)
 	testImplementation(kotlin("stdlib"))
 	testRuntimeOnly(libs.kotlinx.coroutines)

documentation/src/test/java/JUnitStartTests.java

@@ -48,7 +48,6 @@ class ModularUserGuideTests {
 			open module documentation {
 			  exports example.testkit; // just here to ensure documentation example sources are compiled
 
-			  requires org.junit.start;
 			  requires org.junit.jupiter.api;
 			  requires org.junit.jupiter.migrationsupport;
 			  requires org.junit.jupiter.params;
@@ -103,8 +102,6 @@ private static List<String> compile(Path temp, Writer out, Writer err) throws Ex
 					.filter(s -> s.endsWith(".java")) //
 					// TypeError: systemProperty.get is not a function ?!?!
 					.filter(s -> !s.endsWith("ConditionalTestExecutionDemo.java")) //
-					// InvalidModuleDescriptorException: Unnamed package not allowed in module
-					.filter(s -> !s.endsWith("JUnitStartTests.java")) //
 					// Don't include command-line tools that "require io.github.classgraph"
 					.filter(s -> !s.contains("tools")).forEach(args::add);
 		}