Merge "audio: Align Module::getMmapPolicyInfos behavior with legacy" into main am: b9c4bd4ea5

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2763851

Change-Id: I2d35697637c6a8ff08eecd48b5dd44faae11bfc1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>