[ALSA] hda-codec - Fix capture from line-in on VAIO SZ/FE laptops

Added the missing line-in capture on VAIO SZ/FE laptops with
STAC 7661 codec.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_sigmatel.c

@@ -1212,8 +1212,8 @@ static hda_nid_t vaio_mux_nids[] = { 0x15 };
 static struct hda_input_mux vaio_mux = {
 	.num_items = 2,
 	.items = {
-		/* { "HP", 0x0 },
-		   { "Unknown", 0x1 }, */
+		/* { "HP", 0x0 }, */
+		{ "Line", 0x1 },
 		{ "Mic", 0x2 },
 		{ "PCM", 0x3 },
 	}