Bump social-auth-app-django from 5.4.3 to 5.6.0

Bumps [social-auth-app-django](https://github.com/python-social-auth/social-app-django) from 5.4.3 to 5.6.0.
- [Release notes](https://github.com/python-social-auth/social-app-django/releases)
- [Changelog](https://github.com/python-social-auth/social-app-django/blob/master/CHANGELOG.md)
- [Commits](python-social-auth/social-app-django@5.4.3...5.6.0)

---
updated-dependencies:
- dependency-name: social-auth-app-django
  dependency-version: 5.6.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -39,7 +39,7 @@ uWSGI==2.0.30
 vobject==0.9.9
 whitenoise==5.2.0
 titlecase==2.4.1
-social-auth-app-django==5.4.3
+social-auth-app-django==5.6.0
 social-auth-core==4.7.0
 gitpython==3.1.45
 python-gitlab==6.4.0