ALSA: hda - Add missing NID 0x19 fixup for Sony VAIO

With GPIO2-fixup, another fixup for NID 0x19 was missing because the
fixup is applied only once.  Add the corresponding verb to the entry.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Cc: <stable@kernel.org>
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index f44d0e3..98c9cd8 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -14846,6 +14846,7 @@
 			{0x01, AC_VERB_SET_GPIO_MASK, 0x04},
 			{0x01, AC_VERB_SET_GPIO_DIRECTION, 0x04},
 			{0x01, AC_VERB_SET_GPIO_DATA, 0x00},
+			{0x19, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREFGRD},
 			{ }
 		}
 	},