Remove bronze/starter link from version info

Remove link to Bronze/Starter page in version section

doc/administration/raketasks/maintenance.md

@@ -67,7 +67,7 @@ GitLab Shell path:      /opt/gitlab/embedded/service/gitlab-shell
 ## Show GitLab license information **(PREMIUM SELF)**
 
 > - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/20501) in GitLab 12.6.
-> - [Moved](../../subscriptions/bronze_starter.md) to GitLab Premium in 13.9.
+> - Moved to GitLab Premium in 13.9.
 
 This command shows information about your [GitLab license](../../user/admin_area/license.md) and
 how many seats are used. It is only available on GitLab Enterprise