Update helm chart to match static files

This updates the helm chart to match all the changes that have
been made to the static manifest files.

Signed-off-by: Kevin Fox <Kevin.Fox@pnnl.gov>

deploy/rbd/helm/templates/nodeplugin-clusterrole.yaml

@@ -22,4 +22,7 @@ rules:
   - apiGroups: ["storage.k8s.io"]
     resources: ["volumeattachments"]
     verbs: ["get", "list", "watch", "update"]
+  - apiGroups: [""]
+    resources: ["configmaps"]
+    verbs: ["get", "list"]
 {{- end -}}