kie-issues#1634: Fix duplicated header ReflectionHelper.java (#3150)

Fix duplicated header

LICENSE

@@ -293,4 +293,10 @@ for optaplanner-docs/src/modules/ROOT/images/website/jstree/32px.png
     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-    OTHER DEALINGS IN THE SOFTWARE.
+    OTHER DEALINGS IN THE SOFTWARE.
+
+----------------------------------------------------------------------------------------------------------
+for core/optaplanner-core-impl/src/main/java/org/optaplanner/core/impl/domain/common/ReflectionHelper.java
+
+Copyright Red Hat Inc. and Hibernate Authors
+Licensed under the Apache License, Version 2.0

core/optaplanner-core-impl/src/main/java/org/optaplanner/core/impl/domain/common/ReflectionHelper.java

@@ -1,22 +1,3 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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.
- */
-
 /*
  * Copied from the Hibernate Validator project
  * Original authors: Hardy Ferentschik, Gunnar Morling and Kevin Pollet.