Merge branch 'btn-confirm-push-rules' into 'master'

Move to btn-confirm from btn-success in push_rules directory

See merge request gitlab-org/gitlab!58033

changelogs/unreleased/btn-confirm-push-rules.yml

+---
+title: Move to btn-confirm from btn-success in push_rules directory
+merge_request: 58033
+author: Yogi (@yo)
+type: changed

ee/app/views/admin/push_rules/_merge_request_approvals.html.haml

@@ -16,4 +16,4 @@
 
       = render 'merge_request_approvals_fields', f: f
 
-      = f.submit _('Save changes'), class: "gl-button btn btn-success"
+      = f.submit _('Save changes'), class: "gl-button btn btn-confirm"