audio hal: move audio hal to vendor

Use "LOCAL_PROPRIETARY_MODULE := true" instead of
"LOCAL_MODULE_RELATIVE_PATH := hw"

Bug: 35650034

Test: Tested on Sailfish
Change-Id: Icb2b1bbebc91a236e8b9e3dcc6cd4790a435981a
1 file changed
tree: 998f8f8bfe5564c941c54b0e7e6dfe632ee79bdc
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk