Add a todo for variant object group variables.

Author: D8H

newIDE/app/src/ObjectGroupEditor/EditedObjectGroupEditorDialog.js

@@ -104,6 +104,7 @@ const EditedObjectGroupEditorDialog = ({
       changeset,
       originalSerializedVariables
     );
+    // TODO Apply the changes on variants when it's done on an events-based object.
     groupVariablesContainer.clearPersistentUuid();
   };
 

newIDE/app/src/VariablesList/ObjectGroupVariablesDialog.js

@@ -102,6 +102,7 @@ const ObjectGroupVariablesDialog = ({
       changeset,
       originalSerializedVariables
     );
+    // TODO Apply the changes on variants when it's done on an events-based object.
     groupVariablesContainer.clearPersistentUuid();
   };