Bump django-ninja from 1.2.0 to 1.2.1

Bumps [django-ninja](https://github.com/vitalik/django-ninja) from 1.2.0 to 1.2.1.
- [Release notes](https://github.com/vitalik/django-ninja/releases)
- [Commits](vitalik/django-ninja@v1.2.0...v1.2.1)

---
updated-dependencies:
- dependency-name: django-ninja
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>