chore(deps): bump django-admin-sortable2 from 2.1.10 to 2.2.1

Bumps [django-admin-sortable2](https://github.com/jrief/django-admin-sortable2) from 2.1.10 to 2.2.1.
- [Release notes](https://github.com/jrief/django-admin-sortable2/releases)
- [Changelog](https://github.com/jrief/django-admin-sortable2/blob/master/CHANGELOG.md)
- [Commits](jrief/django-admin-sortable2@2.1.10...2.2.1)

---
updated-dependencies:
- dependency-name: django-admin-sortable2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pyproject.toml

@@ -12,7 +12,7 @@ dependencies = [
     "azure-identity==1.16.0",
     "Django==5.0.6",
     "django-csp==3.8",
-    "django-admin-sortable2==2.1.10",
+    "django-admin-sortable2==2.2.1",
     "django-google-sso==6.2.0",
     "eligibility-api==2023.9.1",
     "calitp-littlepay==2024.4.1",