AMBARI-14962 : Auto configure AMS UI to use AMS Datasource - Commit 2 (avijayan)

ambari-server/src/main/resources/common-services/AMBARI_METRICS/0.1.0/package/templates/metrics_grafana_datasource.json.j2

@@ -1,3 +1,21 @@
+{#
+# 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.
+#}
+
 {
   "name": "{{ams_datasource_name}}",
   "type": "ambarimetrics",