trivial: Fix misspelling of "firmware" in a100u2w.c

Fix misspelling of "firmware" in a100u2w.c

It's spelled "firmware".
Signed-off-by: Nick Andrew <nick@nick-andrew.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/scsi/a100u2w.c

@@ -633,7 +633,7 @@ static int orc_device_reset(struct orc_host * host, struct scsi_cmnd *cmd, unsig
 		return FAILED;
 	}
 
-	/* Reset device is handled by the firmare, we fill in an SCB and
+	/* Reset device is handled by the firmware, we fill in an SCB and
 	   fire it at the controller, it does the rest */
 	scb->opcode = ORC_BUSDEVRST;
 	scb->target = target;