Changelog:
9526425 rolling_update: modify default health_osd_check_*
0d1c0c2 rolling_update: fix pre and post osd upgrade play
120ed2b tests: add new scenario subset_update
1019c7b update: support upgrading a subset of nodes
d73dde0 adopt: fix rbd mirror adoption
4271670 shrink-osd: fix regression because of a wrong regex
c958294 adopt: import rgw ssl certificate into kv store
4ab4084 library: make cephadm_adopt module idempotent
864acaa cephadm-adopt: make the playbook idempotent
360cfb1 cephadm: install cephadm from repository
5e5f45d cephadm-adopt: configure repository for cephadm installation
075b1a9 ceph-validate: export validate repository vars as a task
110b08c ceph-common: export repository configuration to a single task
057f8e4 cephadm: set ssh configs at bootstrap step
21a4c16 shrink-osd: check osd id format