Use XML audio policy configuration file

 * Switch to audio_policy_configuration.xml instead of using
   the legacy audio_policy.conf.

 * Removed multi-channel profile as it is redundant with respect
   to direct output profiles [1].

[1] https://source.codeaurora.org/quic/la/platform/hardware/qcom/audio/commit/?h=LA.UM.6.5.r1-04300-8x96.0&id=ac3415870d63b18694e49d982e89ccb10dbcb2c3

Change-Id: Ia93e30428ff9e27ae409e685a84fa5a8e406bca0
3 files changed