[zh] Sync cluster-level-pss.

Add code sample that will be applied to the cluster. Add baseline pod yaml example. Fix indentation of ordered list Co-authored-by: Michael <haifeng.yao@daocloud.io>

Author: 1000Delta

content/zh-cn/docs/tutorials/security/cluster-level-pss.md

@@ -42,6 +42,7 @@ Pod 安全是一个准入控制器，当新的 Pod 被创建时，它会根据 K
 请查阅该版本的文档。
 
 ## {{% heading "prerequisites" %}}
+
 <!--
 Install the following on your workstation:
 
@@ -434,6 +435,8 @@ following:
 -->
 7. 在 default 名字空间下创建一个 Pod：
 
+ {{% code_sample file="security/example-baseline-pod.yaml" %}}
+
  ```shell
  kubectl apply -f https://k8s.io/examples/security/example-baseline-pod.yaml
  ```

content/zh-cn/examples/security/example-baseline-pod.yaml

@@ -0,0 +1,10 @@
+apiVersion: v1
+kind: Pod
+metadata:
+ name: nginx
+spec:
+ containers:
+ - image: nginx
+ name: nginx
+ ports:
+ - containerPort: 80