[ALSA] hda - Fix model for LG LS75 laptop

Set the proper model for LG LS75 with CM9880 codec.
See ALSA bug#2105:
	https://bugtrack.alsa-project.org/alsa-bug/view.php?id=2105Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_cmedia.c

@@ -611,6 +611,7 @@ static const char *cmi9880_models[CMI_MODELS] = {
 
 static struct snd_pci_quirk cmi9880_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", CMI_FULL_DIG),
+	SND_PCI_QUIRK(0x1854, 0x002b, "LG LS75", CMI_MINIMAL),
 	SND_PCI_QUIRK(0x1854, 0x0032, "LG", CMI_FULL_DIG),
 	{} /* terminator */
 };