leaudio: Add set volume API

Bug: 150670922
Tag: #feature
Sponsor: jpawlowski@
Test: compile
Change-Id: I0cebff99f951aca48e1e5893b60aba74deb2296a
1 file changed
tree: 198a0136d06b7af138ba48d1b79beb1770d78729
  1. android/