scsi: scsi_debug: Stop setting devip->sdbg_host twice

In sdebug_device_create(), the devip->sdbg_host pointer is needlessly set
twice, so stop doing that.

Signed-off-by: John Garry <john.g.garry@oracle.com>
Acked-by: Douglas Gilbert <dgilbert@interlog.com>
Link: https://lore.kernel.org/r/20230313093114.1498305-3-john.g.garry@oracle.com


Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>