Improvements

Rook v1.5.5 is a patch release limited in scope and focusing on small feature additions and bug fixes.

Ceph

• Only restart ceph dashboard module if settings changed (#6950, @travisn)
• Enhance delete cephObjectStoreUser logging (#6691, @iamniting)
• Fix malformations in common-external.yaml (#6951, @BlaineEXE)
• Allow disabling the liveness check for the MDS daemonset (#6883, @jshen28)
• Add devices to the CRD schema at overall storage level (#6938, @travisn)
• Apply fallback resources and placement for OSDs in device sets (#6918, @subhamkrai)
• Change external rgw detection, not relying on cluster (#6888, @Zempashi)
• Suppress reconcile error after operator restart (#6925, @travisn)
• Update internal K8s client to version 1.20.0 (#6853, @subhamkrai)
• Requeue clusterDisruption controller more proactively (#6749, @sp98)
• Allow using lvm batch for ceph 14.2.15 (#6831, @jshen28)