[ALSA] hda - Fix "alc262_sony_unsol[]" hda_verb array

I think that hda_verb array must have "terminator (empty array)".
But alc262_sony_unsol[] does not have it.
And it causes gcc-4.3's buggy behavior
with snd_hda_sequence_write().
Signed-off-by: NAkio Idehara <zbe64533@gmail.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_realtek.c

@@ -8642,6 +8642,7 @@ static struct hda_verb alc262_sony_unsol_verbs[] = {
 
 	{0x15, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | ALC880_HP_EVENT},
 	{0x15, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP},
+	{}
 };
 
 /* mute/unmute internal speaker according to the hp jack and mute state */