Update setup.cfg

Author: Dreamsorcerer

setup.cfg

@@ -84,7 +84,7 @@ filterwarnings =
     # Weird issue in Python 3.13+ triggered in test_multipart.py
     ignore:coroutine method 'aclose' of 'BodyPartReader._decode_content_async' was never awaited:RuntimeWarning
     # To ease migration to pytest-asyncio
-    ignore:.*requested an async fixture 'event_loop':pytest.PytestRemovedIn9Warning
+    ignore:.*requested an async fixture 'event_loop'
 junit_suite_name = aiohttp_test_suite
 norecursedirs = dist docs build .tox .eggs
 minversion = 3.8.2