Enable group wikis by default

ee/app/policies/ee/group_policy.rb

@@ -251,10 +251,8 @@ module EE
         prevent :update_default_branch_protection
       end
 
-      # TODO: Switch to `feature_enabled?` when we enable the feature flag by default
-      # https://gitlab.com/gitlab-org/gitlab/-/issues/207888
       desc "Group has wiki disabled"
-      condition(:wiki_disabled, score: 32) { !@subject.beta_feature_available?(:group_wikis) }
+      condition(:wiki_disabled, score: 32) { !@subject.feature_available?(:group_wikis) }
 
       rule { wiki_disabled }.policy do
         prevent(*create_read_update_admin_destroy(:wiki))

ee/changelogs/unreleased/207888-enable-group-wikis.yml

+---
+title: Add group-level wikis
+merge_request: 45144
+author:
+type: added

ee/config/feature_flags/licensed/group_wikis.yml

@@ -4,4 +4,4 @@ introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/29176
 rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/207888
 group: group::knowledge
 type: licensed
-default_enabled: [false, true]
+default_enabled: true