[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

tests/isolated/check_for_client_response_leak.py

@@ -33,7 +33,9 @@ async def fetch_stream(url: str) -> None:
             with contextlib.suppress(ClientError):
                 await session.get(url)
 
-        client_task = asyncio.create_task(fetch_stream(f"http://localhost:{port}/stream"))
+        client_task = asyncio.create_task(
+            fetch_stream(f"http://localhost:{port}/stream")
+        )
         await client_task
         gc.collect()
         client_response_present = any(