Merge branch 'bbodenmiller-master-patch-65795' into 'master'

Fix mmctl docs link

See merge request gitlab-org/gitlab!72444

doc/integration/mattermost/index.md

@@ -229,7 +229,7 @@ sudo gitlab-ctl start mattermost
 ### Mattermost Command Line Tools (CLI)
 
 NOTE:
-This CLI will be replaced in a future release with the new [`mmctl` Command Line Tool](https://docs.mattermost.com/administration/mmctl-cli-tool.html).
+This CLI will be replaced in a future release with the new [`mmctl` Command Line Tool](https://docs.mattermost.com/manage/mmctl-command-line-tool.html).
 
 To use the [Mattermost Command Line Tools (CLI)](https://docs.mattermost.com/administration/command-line-tools.html), ensure that you are in the `/opt/gitlab/embedded/service/mattermost` directory when you run the CLI commands and that you specify the location of the configuration file. The executable is `/opt/gitlab/embedded/bin/mattermost`.