hal: add support for Fluence Broadside

ADSP supports Fluence Broadside algorithm in Speaker Phone mode
for voice call and audio recording usecases. Add support for
the same in audio HAL.

Change-Id: I6682f72f8f47ce1f261511cb150e506de6f3dddb
CRs-fixed: 590495
hal: add incall music uplink2 pcm id

- There is no LCH tone playback on sub2 since the
  pcm ID and the DAI links are missing for 8974.
- Add pcm id for 8974.

Change-Id: I518d5eb3bfeaddd3b00281db064429087b10a37b
CRs-Fixed: 626562