Update aws_lambda_powertools/utilities/data_classes/kinesis_stream_event.py

Co-authored-by: Leandro Damascena <[email protected]>
Signed-off-by: kiitosu <[email protected]>

Author: kiitosu

aws_lambda_powertools/utilities/data_classes/kinesis_stream_event.py

@@ -139,7 +139,7 @@ def shard_id(self) -> str | None:
         return self.get("shardId")
 
     @property
-    def event_source_arn(self) -> str:
+    def event_source_arn(self) -> str | None:
         return self["eventSourceARN"]
 
     @property