This bugzilla has been removed from the release and needs to be reviewed and Triaged for another Target Release.
Triaging the documentation part of this bug for 12. Clone of original bug which will aimed to be fixed in 13.
Moving to 'NEW' to allow for proper scoping by the documentation team.
Documentation Link: https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/10/html/upgrading_red_hat_openstack_platform/sect-updating_the_environment#sect-Updating_the_Overcloud