docs: fix deployment resource type output

Since k8s had remove support for extensions/v1beta1 API version after 1.16, we should update the docs to the latest and stable version.

Signed-off-by: cleverhu <shouping.hu@daocloud.io>

Documentation/security/cassandra.rst

@@ -67,10 +67,10 @@ above, as well as a Kubernetes Service *cassandra-svc* for the Cassandra cluster
 .. parsed-literal::
 
     $ kubectl create -f \ |SCM_WEB|\/examples/kubernetes-cassandra/cass-sw-app.yaml
-    deployment.extensions/cass-server created
+    deployment.apps/cass-server created
     service/cassandra-svc created
-    deployment.extensions/empire-hq created
-    deployment.extensions/empire-outpost created
+    deployment.apps/empire-hq created
+    deployment.apps/empire-outpost created
 
 Kubernetes will deploy the pods and service in the background.
 Running ``kubectl get svc,pods`` will inform you about the progress of the operation.

Documentation/security/gsg_sw_demo.rst

@@ -19,7 +19,7 @@ It also includes a deathstar-service, which load-balances traffic to all pods wi
 
     $ kubectl create -f \ |SCM_WEB|\/examples/minikube/http-sw-app.yaml
     service/deathstar created
-    deployment.extensions/deathstar created
+    deployment.apps/deathstar created
     pod/tiefighter created
     pod/xwing created
 

Documentation/security/memcached.rst

@@ -61,11 +61,11 @@ above, as well as a Kubernetes Service *memcached-server* for the Memcached serv
 .. parsed-literal::
 
     $ kubectl create -f \ |SCM_WEB|\/examples/kubernetes-memcached/memcd-sw-app.yaml
-    deployment.extensions/memcached-server created
+    deployment.apps/memcached-server created
     service/memcached-server created
-    deployment.extensions/a-wing created
-    deployment.extensions/x-wing created
-    deployment.extensions/alliance-tracker created
+    deployment.apps/a-wing created
+    deployment.apps/x-wing created
+    deployment.apps/alliance-tracker created
 
 Kubernetes will deploy the pods and service in the background.
 Running ``kubectl get svc,pods`` will inform you about the progress of the operation.

examples/kubernetes/addons/prometheus/README.md

@@ -27,14 +27,14 @@ Next, install all monitoring tools and configurations by running:
 $ kubectl create -f examples/kubernetes/addons/prometheus/monitoring-example.yaml
 namespace/monitoring created
 configmap/prometheus created
-deployment.extensions/prometheus created
+deployment.apps/prometheus created
 service/prometheus created
 service/prometheus-open created
 clusterrolebinding.rbac.authorization.k8s.io/prometheus created
 clusterrole.rbac.authorization.k8s.io/prometheus created
 serviceaccount/prometheus-k8s created
 configmap/grafana-config created
-deployment.extensions/grafana created
+deployment.apps/grafana created
 service/grafana created
 configmap/grafana-dashboards created
 job.batch/grafana-dashboards-import created