Bump django-filter from 22.1 to 23.1

Bumps [django-filter](https://github.com/carltongibson/django-filter) from 22.1 to 23.1.
- [Release notes](https://github.com/carltongibson/django-filter/releases)
- [Changelog](https://github.com/carltongibson/django-filter/blob/main/CHANGES.rst)
- [Commits](carltongibson/django-filter@22.1...23.1)

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

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

Author: dependabot[bot]

requirements/base.txt

@@ -10,7 +10,7 @@ django-activeurl==0.2.0
 django-autoslug==1.9.9
 djangorestframework==3.14.0
 coreapi==2.3.3
-django-filter==22.1
+django-filter==23.1
 django-inline-svg==0.1.1
 django-ckeditor==6.5.1
 django-recaptcha==3.0.0