Merge "audio flinger: allow output stage effects with privileged permission" into tm-dev am: 1269f2bb0e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/18612312

Change-Id: I4020094c9655e4a06272bf0e82b2129afd205a2a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>