Fixing linting

registrar/backend/eoxserver.py

@@ -328,7 +328,6 @@ class EOxServerBackend(ItemBackend):
         else:
             raise RegistrationError(f"{item} not matched to any product_type")
 
-
     @transaction.atomic
     def deregister_identifier(self, identifier: str) -> Optional[str]:
         """Attempts to deregister item