fix liscence and add file description

helm-charts/yunikorn/create-deployment-yaml.sh

@@ -1,4 +1,23 @@
 #!/bin/bash
+# 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.
+
+# This file is used to generate some YAML configuration files
+# which can be directly used by k8s without the need for helm.
+
 mkdir plugin
 mkdir deployment
 helm template yunikorn . -f values.yaml --output-dir ./deployment