Merge pull request #17492 from jefferyto/python-attrs-21.4.0
authorJosef Schlehofer <pepe.schlehofer@gmail.com>
Fri, 7 Jan 2022 20:40:50 +0000 (21:40 +0100)
committerGitHub <noreply@github.com>
Fri, 7 Jan 2022 20:40:50 +0000 (21:40 +0100)
python-attrs: Update to 21.4.0


Trivial merge