[zh] Update Bash alias auto-completion

content/zh-cn/docs/tasks/tools/included/optional-kubectl-configs-bash-linux.md

@@ -86,7 +86,7 @@ If you have an alias for kubectl, you can extend shell completion to work with t
 
 ```bash
 echo 'alias k=kubectl' >>~/.bashrc
-echo 'complete -F __start_kubectl k' >>~/.bashrc
+echo 'complete -o default -F __start_kubectl k' >>~/.bashrc
 ```
 
 {{< note >}}

content/zh-cn/docs/tasks/tools/included/optional-kubectl-configs-bash-mac.md

@@ -148,7 +148,7 @@ You now have to ensure that the kubectl completion script gets sourced in all yo
 
     ```bash
     echo 'alias k=kubectl' >>~/.bash_profile
-    echo 'complete -F __start_kubectl k' >>~/.bash_profile
+    echo 'complete -o default -F __start_kubectl k' >>~/.bash_profile
     ```
 
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