Merge PR #40431 into master

* refs/pull/40431/head:
	qa/cephfs: remove create_keyring_file from cephfs_test_case.py
	qa/cephfs: don't use sudo to write files in /tmp

Reviewed-by: Patrick Donnelly <pdonnell@redhat.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>

diff --cc qa/tasks/cephfs/cephfs_test_case.py
Simple merge

diff --cc qa/tasks/cephfs/test_admin.py
Simple merge

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