Remove no longer necessary workaround

Author: marcphilipp

gradle/plugins/common/src/main/kotlin/junitbuild.jmh-conventions.gradle.kts

@@ -11,10 +11,6 @@ dependencies {
 	jmhAnnotationProcessor(dependencyFromLibs("jmh-generator-annprocess"))
 }
 
-tasks.jmhJar {
-	notCompatibleWithConfigurationCache("https://github.com/melix/jmh-gradle-plugin/issues/229")
-}
-
 pluginManager.withPlugin("checkstyle") {
 	tasks.named<Checkstyle>("checkstyleJmh").configure {
 		// use same style rules as defined for tests