Upgrading kubernetes API

Change-Id: I279db986e2dab1ebcb5b48b4195363af395c8de3
diff --git a/oaisim/templates/_helper.tpl b/oaisim/templates/_helper.tpl
index 20c344e..0e62489 100644
--- a/oaisim/templates/_helper.tpl
+++ b/oaisim/templates/_helper.tpl
@@ -76,7 +76,7 @@
   labels:
 {{ tuple $saName $context | include "oaisim.metadata_labels" | indent 4 }}
 ---
-apiVersion: rbac.authorization.k8s.io/v1beta1
+apiVersion: rbac.authorization.k8s.io/v1
 kind: RoleBinding
 metadata:
   name: {{ $saName }}
@@ -92,7 +92,7 @@
     name: {{ $saName }}
     namespace: {{ $saNamespace }}
 ---
-apiVersion: rbac.authorization.k8s.io/v1beta1
+apiVersion: rbac.authorization.k8s.io/v1
 kind: Role
 metadata:
   name: {{ $saName }}