https://github.com/itplr-kosit/validator/issues/53 Fix copyright and licensing information

src/main/model/binding/global.xjb

@@ -1,21 +1,18 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <!--
-  ~ Licensed to the Koordinierungsstelle für IT-Standards (KoSIT) under
-  ~ one or more contributor license agreements. See the NOTICE file
-  ~ distributed with this work for additional information
-  ~ regarding copyright ownership.  KoSIT 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
+  ~ Copyright 2017-2020  Koordinierungsstelle für IT-Standards (KoSIT)
   ~
-  ~ http://www.apache.org/licenses/LICENSE-2.0
+  ~ 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
   ~
-  ~ 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.
+  ~     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.
   -->
 
 <jaxb:bindings