Bump django-filter from 2.2.0 to 2.4.0

Bumps [django-filter](https://github.com/carltongibson/django-filter) from 2.2.0 to 2.4.0.
- [Release notes](https://github.com/carltongibson/django-filter/releases)
- [Changelog](https://github.com/carltongibson/django-filter/blob/main/CHANGES.rst)
- [Commits](carltongibson/django-filter@2.2.0...2.4.0)

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

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

Author: dependabot[bot]

requirements.txt

@@ -14,7 +14,7 @@ django-colorful==1.3
 django-constance==2.9.0
 django-debug-toolbar==2.2.1
 django-filer==2.1
-django-filter==2.2.0
+django-filter==2.4.0
 django-js-asset==2.0.0
 django-mptt==0.11.0
 django-picklefield==3.0.1