sepolicy: audio: add vendor.audio.adm.buffering.ms am: 239da66c1a

Original change: https://android-review.googlesource.com/c/device/google/sunfish-sepolicy/+/1479779

Change-Id: I124f211e109a42d7d9ab32f80c6c7c4ea57b9eb0
tree: 914b455a4adfc262faddf650fa0a99383616ecc0
  1. private/
  2. public/
  3. tracking_denials/
  4. vendor/
  5. OWNERS
  6. sunfish-sepolicy.mk