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

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

Change-Id: I7310de0261117ca29531545e9a972f1bb475245f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>