ucm2: sof-soundwire: add rt712+rt1320 amplifier

alsa-project/alsa-ucm-conf pull request #580 was opened from shumingfan:

This patch makes SpeakerCodec could get rt712+rt1320 string from spk:rt712+rt1320 component string. According to the control name, we will know that one or two amplifiers exist.

Request URL : https://github.com/alsa-project/alsa-ucm-conf/pull/580 Patch URL : https://github.com/alsa-project/alsa-ucm-conf/pull/580.patch Repository URL: https://github.com/alsa-project/alsa-ucm-conf