PasswordResetConfirm should raise an AssertionError when  or  is missing
PasswordResetConfirm should raise an AssertionError when  or  is missing

`django.contrib.auth.views.password_reset_confirm` does this, so we
should too.

kivikakk/django-authtools,moreati/django-authtools,vuchau/django-authtools,eevol/django-authtools,fusionbox/django-authtools