Merge "SpdifStreamOut: override getAudioProperties()" into main am: b78d96b0 am: c1130c1c am: c2be81ad

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2825711



Change-Id: If0ec1621cab29d3a4190800e124eebf27c46145c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>