chore(deps): bump django-model-utils from 4.4.0 to 4.5.0

Bumps [django-model-utils](https://github.com/jazzband/django-model-utils) from 4.4.0 to 4.5.0.
- [Release notes](https://github.com/jazzband/django-model-utils/releases)
- [Changelog](https://github.com/jazzband/django-model-utils/blob/master/CHANGES.rst)
- [Commits](jazzband/django-model-utils@4.4.0...4.5.0)

---
updated-dependencies:
- dependency-name: django-model-utils
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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