Merge PR #38443 into master

* refs/pull/38443/head:
	qa: set "shell" to False for run_ceph_w()
	vstart_runner: make "shell" a default argument

Reviewed-by: Patrick Donnelly <pdonnell@redhat.com>
Reviewed-by: Xiubo Li <xiubli@redhat.com>

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

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

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