ALSA: hda: removed unneeded hp_nid references

Removed unneeded hp_nid references for 92hd73xx codec family.

Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

sound/pci/hda/patch_sigmatel.c

@@ -3878,17 +3878,14 @@ again:
 
 	switch (spec->multiout.num_dacs) {
 	case 0x3: /* 6 Channel */
-		spec->multiout.hp_nid = 0x17;
 		spec->mixer = stac92hd73xx_6ch_mixer;
 		spec->init = stac92hd73xx_6ch_core_init;
 		break;
 	case 0x4: /* 8 Channel */
-		spec->multiout.hp_nid = 0x18;
 		spec->mixer = stac92hd73xx_8ch_mixer;
 		spec->init = stac92hd73xx_8ch_core_init;
 		break;
 	case 0x5: /* 10 Channel */
-		spec->multiout.hp_nid = 0x19;
 		spec->mixer = stac92hd73xx_10ch_mixer;
 		spec->init = stac92hd73xx_10ch_core_init;
 	};