Merge branch 'docs/383178-group-protected-branches-ff' into 'master'

Update status of `group_protected_branches` FF

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/167641



Merged-by: Joe Woodward <jwoodward@gitlab.com>
Co-authored-by: Joe Woodward <j@joewoodward.me>

doc/user/project/repository/branches/protected.md

@@ -129,7 +129,7 @@ FLAG:
 On self-managed GitLab, by default this feature is not available.
 To make it available, an administrator can
 [enable the feature flag](../../../../administration/feature_flags.md)
-named `group_protected_branches`. On GitLab.com and GitLab Dedicated, this feature is not available.
+named `group_protected_branches`. On GitLab Dedicated, this feature is not available.
 
 Group owners can create protected branches for a group. These settings are inherited
 by all projects in the group and can't be overridden by project settings.