audio: fix mic mute for SIP calls

Do not allow mic mute only when in PSTN calls.

Bug: 17321604.
Change-Id: Ie82d4ea4de767c38e5d476d5827ebb9ae0c45c63
2 files changed
tree: 3e4aa3e00a3d22c6cc945582b2210bacd72590fb
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk