Merge pull request #53989 from mchangir/mds-handle-bad-arguments-during-subvolume...

mgr/volumes: handle bad arguments during subvolume create

Reviewed-by: Rishabh Dave <ridave@redhat.com>

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

diff --cc src/pybind/ceph_argparse.py
Simple merge

diff --cc src/pybind/mgr/volumes/module.py
Simple merge