Removed incorrect link that slipped in docs/db-api.txt in [6010]
Removed incorrect link that slipped in docs/db-api.txt in [6010]

--HG--
extra : convert_revision : svn%3Abcc190cf-cafb-0310-a4f2-bffc1f526a37/django/trunk%406011

adieu/django-nonrel,adieu/django-nonrel,adieu/django-nonrel