scsi: ppa: Fix compilation with PPA_DEBUG=1

Fix a regression introduced in February 2003 in Linux 2.5.61 by a patch
from Alan Cox titled "fix ppa for new scsi".[1]

Link: https://lore.kernel.org/lkml/E18jn1B-0005gQ-00@the-village.bc.nu/
Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
Link: https://lore.kernel.org/r/20230807155856.362864-1-alexhenrie24@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Author: alexhenrie

drivers/scsi/ppa.c

@@ -637,7 +637,7 @@ static void ppa_interrupt(struct work_struct *work)
 	case DID_OK:
 		break;
 	case DID_NO_CONNECT:
-		printk(KERN_DEBUG "ppa: no device at SCSI ID %i\n", cmd->device->target);
+		printk(KERN_DEBUG "ppa: no device at SCSI ID %i\n", scmd_id(cmd));
 		break;
 	case DID_BUS_BUSY:
 		printk(KERN_DEBUG "ppa: BUS BUSY - EPP timeout detected\n");