ALSA: dice: reduce noisy logging

The notification bits are not of general interest; log them only when
debugging.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>

sound/firewire/dice.c

@@ -505,7 +505,7 @@ static void dice_notification(struct fw_card *card, struct fw_request *request,
 		fw_send_response(card, request, RCODE_ADDRESS_ERROR);
 		return;
 	}
-	dev_info(&dice->unit->device,
+	dev_dbg(&dice->unit->device,
 		"notification: %08x\n", be32_to_cpup(data));
 	fw_send_response(card, request, RCODE_COMPLETE);
 }