Bump django-upgrade from 1.21.0 to 1.22.1

Bumps [django-upgrade](https://github.com/adamchainz/django-upgrade) from 1.21.0 to 1.22.1.
- [Changelog](https://github.com/adamchainz/django-upgrade/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/adamchainz/django-upgrade/compare/1.21.0...1.22.1

)

---
updated-dependencies:
- dependency-name: django-upgrade
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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