Merge branch 'hchouraria-doc-2fa-ssh-recovery-command-gitlab.com' into 'master'

Use gitlab.com in 2FA recovery ssh command

See merge request gitlab-org/gitlab!50591

doc/user/profile/account/two_factor_authentication.md

@@ -393,8 +393,12 @@ a new set of recovery codes with SSH:
 1. Run:
 
    ```shell
-   ssh git@gitlab.example.com 2fa_recovery_codes
+   ssh git@gitlab.com 2fa_recovery_codes
    ```
+   
+   NOTE:
+   On self-managed instances, replace **`gitlab.com`** in the command above
+   with the GitLab server hostname (`gitlab.example.com`).
 
 1. You are prompted to confirm that you want to generate new codes.
    Continuing this process invalidates previously saved codes: