build(deps): bump django-phonenumber-field from 6.3.0 to 7.0.0

Bumps [django-phonenumber-field](https://github.com/stefanfoulis/django-phonenumber-field) from 6.3.0 to 7.0.0.
- [Release notes](https://github.com/stefanfoulis/django-phonenumber-field/releases)
- [Changelog](https://github.com/stefanfoulis/django-phonenumber-field/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/stefanfoulis/django-phonenumber-field/compare/6.3.0...7.0.0)

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

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

requirements.txt

@@ -1,5 +1,5 @@
 Django==4.1.1
-django-phonenumber-field==6.3.0
+django-phonenumber-field==7.0.0
 djangorestframework==3.14.0
 
 gunicorn==20.1.0