Update aiohttp 3.14.4

Fixes a few CVEs

Author: srittau

requirements-tests.txt

@@ -6,7 +6,7 @@ pyright==1.1.414
 ty==0.0.85
 
 # Libraries used by our various scripts.
-aiohttp==3.14.3
+aiohttp==3.14.4
 grpcio-tools>=1.76.0; python_version < "3.15" # For grpc_tools.protoc
 mypy-protobuf==5.1.0; python_version < "3.15"
 packaging==26.3