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: c83146d2 am: b355b317

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

Change-Id: I9776c01b67745be397b1980836ed35db316a1ca7