Bump django-stubs from 1.11.0 to 1.12.0
Bump django-stubs from 1.11.0 to 1.12.0

Bumps [django-stubs](https://github.com/typeddjango/django-stubs) from 1.11.0 to 1.12.0.
- [Release notes](https://github.com/typeddjango/django-stubs/releases)
- [Commits](https://github.com/typeddjango/django-stubs/compare/v1.11.0...django-stubs@1.12.0)

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

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
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