build(deps): bump django-filter from 2.2.0 to 2.3.0 (#54)

Bumps [django-filter](https://github.com/carltongibson/django-filter) from 2.2.0 to 2.3.0.
- [Release notes](https://github.com/carltongibson/django-filter/releases)
- [Changelog](https://github.com/carltongibson/django-filter/blob/master/CHANGES.rst)
- [Commits](https://github.com/carltongibson/django-filter/compare/2.2.0...2.3.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Pipfile.lock

@@ -192,11 +192,11 @@
         },
         "django-filter": {
             "hashes": [
-                "sha256:558c727bce3ffa89c4a7a0b13bc8976745d63e5fd576b3a9a851650ef11c401b",
-                "sha256:c3deb57f0dd7ff94d7dce52a047516822013e2b441bed472b722a317658cfd14"
+                "sha256:11e63dd759835d9ba7a763926ffb2662cf8a6dcb4c7971a95064de34dbc7e5af",
+                "sha256:616848eab6fc50193a1b3730140c49b60c57a3eda1f7fc57fa8505ac156c6c75"
             ],
             "index": "pypi",
-            "version": "==2.2.0"
+            "version": "==2.3.0"
         },
         "django-guardian": {
             "hashes": [