[1.5.x] Fixed #20119 -- Fixed typo in auth docs
[1.5.x] Fixed #20119 -- Fixed typo in auth docs

Thanks vinyll for the report.
Backport of f670cce9f53 from master.

alx-eu/django,ccn-2m/django,alx-eu/django,ccn-2m/django,ccn-2m/django,imtapps/django-imt-fork,imtapps/django-imt-fork,hasadna/django,hasadna/django,bliti/django-nonrel-1.5,alx-eu/django,bliti/django-nonrel-1.5,alx-eu/django,bliti/django-nonrel-1.5,ccn-2m/django,hasadna/django,imtapps/django-imt-fork