[1.6.x] Fixed #22247 -- Replaced "upstream" with "downstream" in cache docs.
[1.6.x] Fixed #22247 -- Replaced "upstream" with "downstream" in cache docs.

Thanks valgarv at gmx.net for the report.

Backport of 60d2dde286 from master

redhat-openstack/django,felixjimenez/django,redhat-openstack/django,felixjimenez/django,redhat-openstack/django,django-nonrel/django,redhat-openstack/django,felixjimenez/django,felixjimenez/django,django-nonrel/django,django-nonrel/django,django-nonrel/django