[ALSA] Added model for ASUS M2NPV-VM mobo

Added the proper model (3stack) for ASUS M2NPV-VM mobo with AD1986A
codec.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

sound/pci/hda/patch_analog.c

@@ -808,6 +808,8 @@ static struct hda_board_config ad1986a_cfg_tbl[] = {
 	  .config = AD1986A_3STACK }, /* ASUS A8N-VM CSM */
 	{ .pci_subvendor = 0x1043, .pci_subdevice = 0x81b3,
 	  .config = AD1986A_3STACK }, /* ASUS P5RD2-VM / P5GPL-X SE */
+	{ .pci_subvendor = 0x1043, .pci_subdevice = 0x81cb,
+	  .config = AD1986A_3STACK }, /* ASUS M2NPV-VM */
 	{ .modelname = "laptop",	.config = AD1986A_LAPTOP },
 	{ .pci_subvendor = 0x144d, .pci_subdevice = 0xc01e,
 	  .config = AD1986A_LAPTOP }, /* FSC V2060 */