🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Author: gcf-owl-bot[bot]

tests/unit/test_retry.py

@@ -172,7 +172,9 @@ def inner_gen():
 
         return inner_gen()
 
-    with pytest.raises(ValueError, match="Sleep generator stopped yielding sleep values"):
+    with pytest.raises(
+        ValueError, match="Sleep generator stopped yielding sleep values"
+    ):
         gen = RetryableGenerator(target_fn, lambda x: True, [], None)
         next(gen)