Bump up deployment version in tasks/access-application-cluster folder (#7324)

docs/tasks/access-application-cluster/frontend.yaml

@@ -12,11 +12,16 @@ spec:
     targetPort: 80
   type: LoadBalancer
 ---
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: frontend
 spec:
+  selector:
+    matchLabels:
+      app: hello
+      tier: frontend
+      track: stable
   replicas: 1
   template:
     metadata:

docs/tasks/access-application-cluster/hello.yaml

@@ -1,8 +1,13 @@
-apiVersion: apps/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: hello
 spec:
+  selector:
+    matchLabels:
+      app: hello
+      tier: backend
+      track: stable
   replicas: 7
   template:
     metadata: