klte-common: Use original mixer_paths

* Samsung package version: G900FXXU1ANG2_G900FOXA1ANG3_BTU

Change-Id: I92c9b65b4fd92182e7ede7d18eabc7f6b31c5596
klte-common: Remove custom audio routing code

* There's a standard way to do this by configuration without linking a
  custom library for no real reason.

Change-Id: Iee7cebc1fad51b4a340e8a9fb0f7c10f6bd7b15b
klte-common: Use audio_platform_info to remap ACDB IDs

Change-Id: I0ac85b8f0e81b15e3c9b404c3e26fda84062e6b5