Merge pull request #29090 from mengjiao-liu/fix-secret-name-zh

[zh] Fix secret name to be consistent with examples

Author: k8s-ci-robot

content/zh/docs/tasks/configmap-secret/managing-secret-using-kubectl.md

@@ -104,7 +104,7 @@ run the following command:
 可以像下面一样执行命令：
 
 ```shell
-kubectl create secret generic dev-db-secret \
+kubectl create secret generic db-user-pass \
   --from-literal=username=devuser \
   --from-literal=password='S!B\*d$zDsb='
 ```