Bump django-grappelli from 3.0.3 to 3.0.4 (#10351) (#10352)

Bumps [django-grappelli](https://github.com/sehmaschine/django-grappelli) from 3.0.3 to 3.0.4.
- [Release notes](https://github.com/sehmaschine/django-grappelli/releases)
- [Changelog](https://github.com/sehmaschine/django-grappelli/blob/master/docs/changelog.rst)
- [Commits](sehmaschine/django-grappelli@3.0.3...3.0.4)

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

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

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

requirements.txt

@@ -43,7 +43,7 @@ django-downloadview==2.3.0
 django-polymorphic==3.1.0
 django-tastypie<0.15.0
 django-tinymce==3.5.0
-django-grappelli==3.0.3
+django-grappelli==3.0.4
 django-uuid-upload-path==1.0.0
 django-widget-tweaks==1.4.12
 django-sequences==2.7