audio: Improve debug logging in the AIDL version, fix bugs am: 16db9b7c97 am: 823d50db23 am: 702719bd74 am: eed7f5baf8

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2194571

Change-Id: Ic5cfdc2444ae955d5183396d1ee7a8f284f640d2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>