Geo: Impossible to delete orphaned registry through Admin

"Remove" button didn't work, now it does

ee/changelogs/unreleased/11017-geo-impossible-to-delete-orphaned-registry-through-admin.yml

+---
+title: 'Geo: Fix broken button to delete orphaned upload registries through Admin'
+merge_request: 11156
+author:
+type: fixed

ee/lib/ee/gitlab/middleware/read_only/controller.rb

@@ -12,7 +12,8 @@ module EE
           }.freeze
 
           WHITELISTED_GEO_ROUTES_TRACKING_DB = {
-            'admin/geo/projects' => %w{destroy resync recheck force_redownload resync_all recheck_all}
+            'admin/geo/projects' => %w{destroy resync recheck force_redownload resync_all recheck_all},
+            'admin/geo/uploads' => %w{destroy}
           }.freeze
 
           private

ee/spec/lib/ee/gitlab/middleware/read_only_spec.rb

@@ -64,6 +64,8 @@ describe Gitlab::Middleware::ReadOnly do
       it_behaves_like 'whitelisted request', :post, '/admin/geo/projects/resync_all'
 
       it_behaves_like 'whitelisted request', :post, '/admin/geo/projects/1/force_redownload'
+
+      it_behaves_like 'whitelisted request', :delete, '/admin/geo/uploads/1'
     end
   end
 end