Update scaling.md

Author: rjeberhard

docs-source/content/userguide/managing-domains/domain-lifecycle/scaling.md

@@ -206,12 +206,12 @@ apiVersion: rbac.authorization.k8s.io/v1beta1
 metadata:
   name: weblogic-domain-cluster-role
 rules:
-  - apiGroups: ["weblogic.oracle"]
-    resources: ["domains"]
-    verbs: ["get", "list", "update"]
-  - apiGroups: ["apiextensions.k8s.io"]
-    resources: ["customresourcedefinitions"]
-    verbs: ["get", "list"]
+- apiGroups: ["weblogic.oracle"]
+  resources: ["domains"]
+  verbs: ["get", "list", "update"]
+- apiGroups: ["apiextensions.k8s.io"]
+  resources: ["customresourcedefinitions"]
+  verbs: ["get", "list"]
 ---
 #
 # creating role-bindings for cluster role