Added support for webhook authentication/authorization on the secure kubelet endpoint

roles/kubernetes-apps/cluster_roles/templates/node-webhook-cr.yml.j2

@@ -0,0 +1,19 @@
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: ClusterRole
+metadata:
+  annotations:
+    rbac.authorization.kubernetes.io/autoupdate: "true"
+  labels:
+    kubernetes.io/bootstrapping: rbac-defaults
+  name: system:node-webhook
+rules:
+  - apiGroups:
+      - ""
+    resources:
+      - nodes/proxy
+      - nodes/stats
+      - nodes/log
+      - nodes/spec
+      - nodes/metrics
+    verbs:
+      - "*"