Address ruff lint issues

Author: piyush-zlai

api/python/test/canary/group_bys/gcp/item_event_canary.py

@@ -1,6 +1,6 @@
-from ai.chronon.api.ttypes import Source, EventSource
+from ai.chronon.api.ttypes import EventSource, Source
+from ai.chronon.group_by import Aggregation, GroupBy, Operation
 from ai.chronon.query import Query, selects
-from ai.chronon.group_by import GroupBy, Aggregation, Operation
 from ai.chronon.types import ConfigProperties
 
 _action_events = [