Comment 13 for bug 1893661

This commit adds VROC container and array creation (on clean disks)
https://github.com/gyurco/curtin/commit/fd72c17665c071cde3eb5e047662b04ab993a0dd

Stopping and destroying existing one is to be done (+specifying a size to be able to create more than one array in one container).
This config snippet was used on our servers:

  - type: disk
    id: /dev/nvme0n1
    path: /dev/nvme0n1
  - type: disk
    id: /dev/nvme1n1
    path: /dev/nvme1n1
  - type: disk
    id: /dev/nvme2n1
    path: /dev/nvme2n1
  - type: disk
    id: /dev/nvme3n1
    path: /dev/nvme3n1

  - type: raid
    id: disk_raid_container0
    raidlevel: container
    metadata: imsm
    name: /dev/md/imsm0
    devices:
     - /dev/nvme0n1
     - /dev/nvme1n1
     - /dev/nvme2n1
     - /dev/nvme3n1

  - type: raid
    id: md126
    name: /dev/md126
    raidlevel: 5
    container: disk_raid_container0