Bump django from 3.2.11 to 4.0.3

Bumps [django](https://github.com/django/django) from 3.2.11 to 4.0.3.
- [Release notes](https://github.com/django/django/releases)
- [Commits](django/django@3.2.11...4.0.3)

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

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

requirements-dev.txt

@@ -1,5 +1,5 @@
 -r docs/requirements.txt
-django==3.2.11
+django==4.0.3
 black==22.1.0
 isort==5.10.1
 flake8==4.0.1