Merge "Spatializer: set spatializer threads to RT priority 1" am: 1e7d52ac86

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2370192

Change-Id: I94858c1f06ed7853144829d6bf385cbcc8fbe4d7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>