audio: Refactor configuration population am: a92039ac48 am: 8cb953b071

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2886670

Change-Id: I6f625d2a1339762e08533ae05ff73741d743de6c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>