update method comment

Author: corva-alex-s

tests/unit/test_partial_rerun_merge_app.py

@@ -145,7 +145,8 @@ def partial_rerun_merge_app(event, api, asset_cache, rerun_asset_cache):
 
 def test_merge_events_does_not_fail_for_partial_rerun_merge_events(context, mocker):
     """
-    merge_events parameter is ignored when incoming aws_event is not a list
+    partial rerun merge events shouldn't fail to be processed when used in combination with
+    merge_events parameter
     """
 
     @corva.scheduled(merge_events=True)