[1.8.x] Fixed #24684 -- Typo in docs/topics/forms/modelforms.txt
[1.8.x] Fixed #24684 -- Typo in docs/topics/forms/modelforms.txt

Backport of 1418f7530455abf3e6f743164ae15ee6b2566a3c from master

pquentin/django,pquentin/django,h4r5h1t/django-hauthy,h4r5h1t/django-hauthy,h4r5h1t/django-hauthy,pquentin/django,h4r5h1t/django-hauthy