update the disable client agent command (#6056)

Author: komal-hashi

website/content/docs/client-agent/manage.mdx

@@ -54,13 +54,13 @@ If you want to disable the Boundary Client Agent, you can stop it with the follo
 <Tab heading="MacOS" group="macos">
 
 ```shell-session
-$ sudo launchctl unload -w /Library/LaunchDaemons/com.hashicorp.boundary.boundary-client-agent.plist
+$ sudo launchctl bootout system /Library/LaunchDaemons/com.hashicorp.boundary.boundary-client-agent.plist
 ```
 
 Unloading the Boundary Client Agent removes its launch daemon configuration. To restart the Client Agent, use:
 
 ```shell-session
-$ sudo launchctl load -w /Library/LaunchDaemons/com.hashicorp.boundary.boundary-client-agent.plist
+$ sudo launchctl bootstrap system /Library/LaunchDaemons/com.hashicorp.boundary.boundary-client-agent.plist
 ```
 
 </Tab>