[audio][spdif] Add spdif AC3 make to audio_utils make

Recursively build libraries under audio_utils to resolve
dependencies properly for HAL.

This is part of support for AC3 passthrough over HDMI.

Bug: 9428304
Change-Id: I2e3067dbe9b28dc5ea9eb0e9faebe31f8d9e4135
Signed-off-by: Phil Burk <philburk@google.com>
1 file changed
tree: f756fce1e8564c56d4de67b497f0419f4249bbb6
  1. audio_effects/
  2. audio_route/
  3. audio_utils/
  4. camera/
  5. private/
  6. CleanSpec.mk