[1.7.x] Corrected typo in documentation
[1.7.x] Corrected typo in documentation

Backport of 0f6f80c2e7736ec4e2aa40287fe8c37ffff0a783 from master

jyotsna1820/django,jyotsna1820/django,oscaro/django,oscaro/django,jyotsna1820/django,oscaro/django,oscaro/django,jyotsna1820/django