msm: audio: qdsp6v2: Add 8974 voice calibration support

Includes adding support for a new voice columns
interface which it receives from loader and is
used by voice to fill the APR packet.

Change-Id: I2d6516c9fe15e5e03eb0b136c7a53344f395e15a
Signed-off-by: Ben Romberger <bromberg@codeaurora.org>