www/py-social-auth-app-django: Update to 5.4.3
- Switch to PEP-517 build framework.
- Support for Python 3.8 was dropped with release 5.4.3, adjust USES=python accordingly.
- Add CONFLICTS_INSTALL as well, because a corresponding port, www/py-dj51-social-auth-app-django, that depends on Django 5.1 is created after this commit.
Changelog:
https://github.com/python-social-auth/social-app-django/releases/tag/5.4.3