linstor: Provide /dev/drbd/by-res/ resource paths to CloudStack#12300

DaanHoogland merged 1 commit intoapache:4.20apache/cloudstack:4.20from

LINBIT:linstor-4.20-use-dev-drbd-by-resLINBIT/cloudstack:linstor-4.20-use-dev-drbd-by-resCopy head branch name to clipboard