Bump django from 4.1.3 to 4.1.6

Bumps [django](https://github.com/django/django) from 4.1.3 to 4.1.6.
- [Release notes](https://github.com/django/django/releases)
- [Commits](django/django@4.1.3...4.1.6)

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

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

Author: dependabot[bot]

requirements/base.txt

@@ -1,4 +1,4 @@
-Django==4.1.5
+Django==4.1.6
 django-environ==0.9.0
 psycopg2==2.9.5
 djangorestframework==3.14.0