Remove compiler plugin
Remove compiler plugin

GoogleCloudPlatform/getting-started-java,GoogleCloudPlatform/getting-started-java,ludoch/getting-started-java,Stevers146/appengine-springboot-gradle,Stevers146/appengine-springboot-gradle,skjhavit/GCPJavaProjectTrial1,skjhavit/GCPJavaProjectTrial1,skjhavit/GCPJavaProjectTrial1,ludoch/getting-started-java,ludoch/getting-started-java,GoogleCloudPlatform/getting-started-java,briandealwis/getting-started-java,briandealwis/getting-started-java