Fix UI not being refreshed after grouping by None in the table (#12013)

Fixes https://github.com/twentyhq/twenty/issues/11719

Before:


https://github.com/user-attachments/assets/9350d20c-e782-4bf4-9e24-bc7dd7f3d03b


After:


https://github.com/user-attachments/assets/d452fd54-63f7-4519-b70f-5c380b7dd8da

packages/twenty-front/src/modules/object-record/record-index/hooks/useHandleRecordGroupField.ts

@@ -145,11 +145,15 @@ export const useHandleRecordGroupField = () => {
         }
 
         await deleteViewGroupRecords(view.viewGroups);
+
+        setRecordGroupsFromViewGroups(view.id, [], objectMetadataItem);
       },
     [
       deleteViewGroupRecords,
       currentViewIdCallbackState,
       getViewFromPrefetchState,
+      setRecordGroupsFromViewGroups,
+      objectMetadataItem,
     ],
   );