audio: add support for extended formats

Add support to playback and record extended formats.

audio: add support for extended audio encoding
- EVRC, QCELP ,LPCM, and multichannel encoding.
Change-Id: I9542ec9dec1872237940846952d28bef3ce24285

audio: add support for extended audio encoding
- update the constants for extended audio file types.
Change-Id: I3e87347d58d8c1d9b281185ed13fdaaa4d95f988

audio: add DSD as a valid file format
Change-Id: I7d8ba4ce2e8b5185e0e2db8f92957112614e8d44

Change-Id: Ie7df424da1bd526ca15a9a0c69d192133579c152