Merge PR #42000 into master

* refs/pull/42000/head:
	qa: update rhel kclient to setup container tools
	qa: stop overriding distro for k-testing
	qa: only use RHEL for workload testing
	qa: convert fs:workload to use cephadm
	qa: split fs begin task
	qa/tasks/cephadm: setup CephManager when OSDs are provisioned
	qa/tasks/cephadm: setup file system if MDS are provisioned

Reviewed-by: Sage Weil <sage@redhat.com>
Reviewed-by: Venky Shankar <vshankar@redhat.com>