ALSA: hda/realtek - Rewrite ALC880 model=F1734 with auto-parser

Similar as the previous patch for model=fujitsu, we can now move the
static quirk for F1734 to the auto-parser.  The only difference is the
default pin configurations: F1734 has less pins than Amilo's.

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