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

@@ -127,7 +127,7 @@ def records(self) -> Iterator[KinesisStreamRecord]:
             yield KinesisStreamRecord(record)
 
     @property
-    def window(self) -> KinesisStreamWindow:
+    def window(self) -> KinesisStreamWindow | None:
         return KinesisStreamWindow(self["window"])
 
     @property