filestore-to-bluestore: --destroy with raw devices

filestore-to-bluestore: --destroy with raw devices

We still need --destroy when using a raw device otherwise we won't be
able to recreate the lvm stack on that device with bluestore.

Running command: /usr/sbin/vgcreate -s 1G --force --yes ceph-bdc67a84-894a-4687-b43f-bcd76317580a /dev/sdd
 stderr: Physical volume '/dev/sdd' is already in volume group 'ceph-b7801d50-e827-4857-95ec-3291ad6f0151'
  Unable to add physical volume '/dev/sdd' to volume group 'ceph-b7801d50-e827-4857-95ec-3291ad6f0151'
  /dev/sdd: physical volume not initialized.
--> Was unable to complete a new OSD, will rollback changes

Closes: https://bugzilla.redhat.com/show_bug.cgi?id=1792227
Signed-off-by: Dimitri Savineau <dsavinea@redhat.com>