[3.2.x] Corrected typo in advice to new contributors.
[3.2.x] Corrected typo in advice to new contributors.

Backport of e48e78738e224a056df57b7cb08bd48ac0e54f60 from master

koordinates/django,wkschwartz/django,wkschwartz/django,wkschwartz/django,koordinates/django,koordinates/django,koordinates/django,wkschwartz/django