KubeDNS template should not suffix with .yml.j2

roles/kubernetes-apps/ansible/templates/kubedns-autoscaler-clusterrolebinding.yml.j2

@@ -0,0 +1,28 @@
+---
+# Copyright 2016 The Kubernetes Authors. All rights reserved
+#
+# 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.
+
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1beta1
+metadata:
+  name: cluster-proportional-autoscaler
+  namespace: {{ system_namespace }}
+subjects:
+  - kind: ServiceAccount
+    name: cluster-proportional-autoscaler
+    namespace: {{ system_namespace }}
+roleRef:
+  kind: ClusterRole
+  name: cluster-proportional-autoscaler
+  apiGroup: rbac.authorization.k8s.io