Merge "AudioPolicyManager: Fix memory leak" into main am: 79ff7cde12 am: d47e457be2

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2755685

Change-Id: Ic6707ff0333ebe73aecc42d0426d33eb738545c3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>