Merge pull request #16027 from liewegas/wip-crush-rule-class

mon,crush: create crush rules using device classes for replicated and ec pools via cli

Reviewed-by: Loic Dachary <ldachary@redhat.com>

diff --cc doc/release-notes.rst
Simple merge

diff --cc qa/tasks/radosbench.py
Simple merge

diff --cc src/mon/OSDMonitor.cc
Simple merge