chore(deps): bump django-polymorphic from 4.1.0 to 4.11.1

Bumps [django-polymorphic](https://github.com/jazzband/django-polymorphic) from 4.1.0 to 4.11.1.
- [Release notes](https://github.com/jazzband/django-polymorphic/releases)
- [Commits](jazzband/django-polymorphic@v4.1.0...v4.11.1)

---
updated-dependencies:
- dependency-name: django-polymorphic
  dependency-version: 4.11.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -49,7 +49,7 @@ dependencies = [
     "django-widget-tweaks==1.5.0",
     "django-countries==8.2.0",
     "num2words==0.5.13",
-    "django-polymorphic==4.1.0",
+    "django-polymorphic==4.11.2",
     "sorl-thumbnail==12.11.0",
     "django-extensions==3.2.3",
     "django-import-export==2.7.1",