allow access fastrpc total_dma_kb sysfs am: 19c4f6c4a0

Original change: https://googleplex-android-review.googlesource.com/c/device/google/redbull-sepolicy/+/12659771

Change-Id: I714601e82dc864a1de20f47b42eb736aa43a3a67
tree: 128426bf617df3d045114c735076330999a573ea
  1. private/
  2. public/
  3. tracking_denials/
  4. vendor/
  5. OWNERS
  6. redbull-sepolicy.mk