Replace URL name to the correct one in Keystone Docs
Replace URL name to the correct one in Keystone Docs

This URL was not updated before. Poiting to the manage-service
that has been updated after Rocky.

Change-Id: I20676205f93284eb43da6be967199a7c729edcce
Closes-Bug: 1817047

openstack/keystone,mahak/keystone,mahak/keystone,mahak/keystone,openstack/keystone,openstack/keystone