Restore role definition to match documentation (#2374)

Author: rjeberhard

documentation/staging/content/security/rbac.md

@@ -65,7 +65,7 @@ $ kubectl -n weblogic-operator-ns \
 ```
 ```shell
 $ kubectl -n domain1-ns \
-  describe rolebinding weblogic-operator-rolebinding-namespace \
+  describe rolebinding weblogic-operator-rolebinding-namespace
 ```
 
 ##### Kubernetes Role and RoleBinding naming conventions

kubernetes/charts/weblogic-operator/templates/_operator-role.tpl

@@ -12,9 +12,6 @@ metadata:
     weblogic.operatorName: {{ .Release.Namespace | quote }}
 rules:
 - apiGroups: [""]
-  resources: ["secrets", "configmaps"]
-  verbs: ["get", "list", "watch"]
-- apiGroups: [""]
-  resources: ["events"]
+  resources: ["events", "secrets", "configmaps"]
   verbs: ["get", "list", "watch", "create", "update", "patch", "delete", "deletecollection"]
 {{- end }}