Bump django-ckeditor from 6.7.2 to 6.7.3 (#140)

Bumps [django-ckeditor](https://github.com/django-ckeditor/django-ckeditor) from 6.7.2 to 6.7.3.
- [Changelog](https://github.com/django-ckeditor/django-ckeditor/blob/main/CHANGELOG.rst)
- [Commits](django-ckeditor/django-ckeditor@6.7.2...6.7.3)

---
updated-dependencies:
- dependency-name: django-ckeditor
  dependency-version: 6.7.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,7 +1,7 @@
 asgiref==3.8.1
 # backports.zoneinfobackports.zoneinfo;python_version<"3.9"
 Django==4.2.18
-django-ckeditor==6.7.2
+django-ckeditor==6.7.3
 django-filter==25.1
 django-import-export==4.3.7
 djangorestframework==3.16.0