Only track Geo Attachemnts migration if migration isn't skipped

ee/app/services/ee/projects/hashed_storage/migrate_attachments_service.rb

@@ -9,6 +9,8 @@ module EE
         override :execute
         def execute
           super do
+            break true if skipped?
+
             ::Geo::HashedStorageAttachmentsEventStore.new(
               project,
               old_attachments_path: old_disk_path,