bump version -> 3.3.0

Author: mh-northlander

gradle.properties

@@ -11,4 +11,4 @@ org.gradle.jvmargs=-XX:MaxMetaspaceSize=350m \
   --add-exports jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED
 org.gradle.caching=true
 org.gradle.parallel=true
-pluginVersion=3.3.0-SNAPSHOT
+pluginVersion=3.3.0