Merge pull request kubernetes#77094 from xing-yang/update_rbac

Update rbac rule for external-snapshotter e2e test

Author: k8s-ci-robot

test/e2e/testing-manifests/storage-csi/external-snapshotter/rbac.yaml

@@ -25,7 +25,7 @@ rules:
   verbs: ["get", "list", "watch"]
 - apiGroups: [""]
   resources: ["persistentvolumeclaims"]
-  verbs: ["get", "list", "watch"]
+  verbs: ["get", "list", "watch", "update"]
 - apiGroups: ["storage.k8s.io"]
   resources: ["storageclasses"]
   verbs: ["get", "list", "watch"]
@@ -62,4 +62,4 @@ roleRef:
   kind: ClusterRole
   # change the name also here if the ClusterRole gets renamed
   name: external-snapshotter-runner
-  apiGroup: rbac.authorization.k8s.io
+  apiGroup: rbac.authorization.k8s.io