[1.8.x] Fixed import in docs/ref/contrib/syndication.txt
[1.8.x] Fixed import in docs/ref/contrib/syndication.txt

Backport of 1725d009918e7d37390d5abd34034f3defca5fc3 from master

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