#106: Weiterleitung an weitere(s) LRS

docs/docs/provider_schema.md

src/consents/serializers.py

src/consents/views.py

src/fixtures/initial_db.json

...roviders/migrations/0007_providerschema_additional_lrs.py

src/providers/models.py

src/static/provider_schema.schema.json

src/xapi/views.py