conf/ucm: kblrt5660: Add ucm setting for Dell Edge IoT platform

The new generation of Dell Edge IoT platform is based on Intel
Kabylake platform, and the audio codec is ALC3277 which is 100%
compatible with RT5660 in I2S mode.

The audio design on this IoT platform is as below:
 - Intel kabylake platform
 - connect the codec ALC3277 via SSP0
 - line-out and line-in with Micbias jacks
 - line-out mute control and jack detection of line-out and line-in
 - two HDMI ports with audio capability

Signed-off-by: Hui Wang <hui.wang@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>