python: Fix black formatting after bump to 23.1.0 in pre-commit

swh/core/api/__init__.py

swh/core/api/asynchronous.py

swh/core/api/serializers.py

swh/core/api/tests/test_gunicorn.py

swh/core/api/tests/test_rpc_client.py

swh/core/collections.py

swh/core/github/tests/test_pytest_plugin.py

swh/core/tests/test_logger.py

tox.ini