ALSA: hda/realtek: Fix mic and headset jack sense on Asus X705UD

The ASUS X705UD laptop requires the known fixup ALC256_FIXUP_ASUS_MIC
in order to fix headphone jack sensing and to enable use of the internal
microphone.

Unfortunately jack sensing for the headset mic is still not working.

[rearranged the position to keep the PCI SSID order -- tiwai]

Signed-off-by: Chris Chiu <chiu@endlessm.com>
Signed-off-by: Daniel Drake <drake@endlessm.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>