Bump django-taggit from 4.0.0 to 6.0.0

Bumps [django-taggit](https://github.com/jazzband/django-taggit) from 4.0.0 to 6.0.0.
- [Changelog](https://github.com/jazzband/django-taggit/blob/master/CHANGELOG.rst)
- [Commits](jazzband/django-taggit@4.0.0...6.0.0)

---
updated-dependencies:
- dependency-name: django-taggit
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

requirements.txt

@@ -106,7 +106,7 @@ django-impersonate==1.9.4
 django-filter==24.3
 django-crispy-forms==2.3
 djangorestframework==3.15.1
-django-taggit==4.0.0
+django-taggit==6.0.0
 django-templatetag-sugar==1.0
 django-classy-tags==4.1.0
 django-taggit-templatetags2==1.6.1