remove erroneous Apache license from BuildHelperMojo (#169)

Author: ddsharpe

build-helper-mojo/src/main/java/com/oracle/wls/buildhelper/BuildHelperMojo.java

@@ -3,22 +3,6 @@
 
 package com.oracle.wls.buildhelper;
 
-/*
- * Copyright 2001-2005 The Apache Software Foundation.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
 import java.io.File;
 import java.io.IOException;
 import java.nio.file.Path;