Corrected introduction to range field lookups docs.
Corrected introduction to range field lookups docs.

Follow up to 24b9f5082344a127147266dd52d5d2dcd1c9cb44.
django/django,freakboy3742/django,auvipy/django,rsalmaso/django,rsalmaso/django,manhhomienbienthuy/django,atul-bhouraskar/django,solarissmoke/django,django/django,MarkusH/django,dsanders11/django,blighj/django,dsanders11/django,django/django,felixxm/django,solarissmoke/django,takis/django,auvipy/django,apollo13/django,takis/django,MarkusH/django,rsalmaso/django,blighj/django,felixxm/django,auvipy/django,pauloxnet/django,shaib/django,takis/django,manhhomienbienthuy/django,felixxm/django,takis/django,monetate/django,freakboy3742/django,MarkusH/django,atul-bhouraskar/django,pauloxnet/django,felixxm/django,pauloxnet/django,dsanders11/django,monetate/django,shaib/django,freakboy3742/django,ghickman/django,solarissmoke/django,ghickman/django,shaib/django,dsanders11/django,blighj/django,django/django,auvipy/django,solarissmoke/django,manhhomienbienthuy/django,ghickman/django,monetate/django,rsalmaso/django,MarkusH/django,atul-bhouraskar/django,atul-bhouraskar/django,apollo13/django,pauloxnet/django,monetate/django,ghickman/django,shaib/django,apollo13/django,blighj/django,manhhomienbienthuy/django,apollo13/django