Merge "cameraserver: Allow clients to specify lower oom scores for camera...

Merge "cameraserver: Allow clients to specify lower oom scores for camera arbitration." into sc-dev am: 27c24331 am: 464b5e34 am: e0547dd4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/14625405

Change-Id: I8ac7a08d3edefa502d9fdf20202e9d348eb2834f