This fixes a regression with runtests.py --reverse after bd53db5eab05099ae371348529c6428e0da95c6a We need to avoid leaking model registration in the default AdminSite.
This fixes a regression with runtests.py --reverse after bd53db5eab05099ae371348529c6428e0da95c6a We need to avoid leaking model registration in the default AdminSite.