am ca25627f: camera: Add a hwlevel attribute, annotate each metadata\'s hardware level

* commit 'ca25627fc63255d147286ef9a9624059825eb548':
  camera: Add a hwlevel attribute, annotate each metadata's hardware level
tree: 86d7d693e109d4430f91144049c0d0511ea851b9
  1. audio_effects/
  2. audio_route/
  3. audio_utils/
  4. camera/
  5. private/
  6. CleanSpec.mk