camera_metadata: Fix broken metadata-validate script

- also make validate more robust by checking <clone> target paths

Change-Id: If5652caa35056b640692ac69a17bbc9a76821ffb
2 files changed
tree: 42b944e395280927126bdb4e10c4dd0d108e9380
  1. audio_effects/
  2. audio_route/
  3. audio_utils/
  4. camera/
  5. CleanSpec.mk