scsi: smartpqi: Correct max LUN number

Correct maximum LUN number for multi-actuator devices.

When multi-actuator support was added to smartpqi, the maximum number of
LUNs supported for multi-actuator devices was supposed to be changed from
unlimited to 256, but the setting was inadvertently left at unlimited.
Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Scott Teel <scott.teel@microchip.com>
Signed-off-by: Kevin Barnett <kevin.barnett@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
Link: https://lore.kernel.org/r/166793530842.322537.816949081443241857.stgit@brunhildaSigned-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/smartpqi/smartpqi_init.c

@@ -7423,7 +7423,6 @@ static int pqi_register_scsi(struct pqi_ctrl_info *ctrl_info)
 	shost->max_channel = PQI_MAX_BUS;
 	shost->max_cmd_len = MAX_COMMAND_SIZE;
 	shost->max_lun = PQI_MAX_LUNS_PER_DEVICE;
-	shost->max_lun = ~0;
 	shost->max_id = ~0;
 	shost->max_sectors = ctrl_info->max_sectors;
 	shost->can_queue = ctrl_info->scsi_ml_can_queue;