build: Bump django from 4.1.2 to 4.1.9

Bumps [django](https://github.com/django/django) from 4.1.2 to 4.1.9.
- [Commits](django/django@4.1.2...4.1.9)

---
updated-dependencies:
- dependency-name: django
  dependency-type: direct:production
...

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

requirements.txt

@@ -16,7 +16,7 @@ click==8.1.3
     # via pip-tools
 distlib==0.3.6
     # via virtualenv
-django==4.1.2
+django==4.1.9
     # via -r requirements.in
 filelock==3.8.0
     # via virtualenv