Merge "audio: DEVICE_MEDIA_UNMUTED_ON_PLUG_SET add hearing_aid" into main am: 7fb8031b9d

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3027445

Change-Id: Ifb7e5a95fd57884816f24d35d2323f4004ff3084
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>