cephfs: remove nodeplugin RBAC

This commit remove the clusterRole and Binding of cephfs node plugin
as the node RBAC is not needed for CephFS.

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

deploy/cephfs/kubernetes/csi-nodeplugin-rbac.yaml

@@ -3,25 +3,3 @@ apiVersion: v1
 kind: ServiceAccount
 metadata:
   name: cephfs-csi-nodeplugin
----
-kind: ClusterRole
-apiVersion: rbac.authorization.k8s.io/v1
-metadata:
-  name: cephfs-csi-nodeplugin
-rules:
-  - apiGroups: [""]
-    resources: ["nodes"]
-    verbs: ["get"]
----
-kind: ClusterRoleBinding
-apiVersion: rbac.authorization.k8s.io/v1
-metadata:
-  name: cephfs-csi-nodeplugin
-subjects:
-  - kind: ServiceAccount
-    name: cephfs-csi-nodeplugin
-    namespace: default
-roleRef:
-  kind: ClusterRole
-  name: cephfs-csi-nodeplugin
-  apiGroup: rbac.authorization.k8s.io