cleanup registered nodes in chef
Some of these nodes have been decommissioned but we still see them in the node list, others may be zombie hosts that we should cleanup.
knife status --hide-by-mins 60
437 hours ago, pglogical-01-db-gstg.c.gitlab-staging-1.internal, ubuntu 16.04.
120 hours ago, azure.gitlap.com, ubuntu 14.04.
cc @cmcfarland
Edited by Cameron McFarland