Merge "Revert "Stats: removed obsolete IStats HIDL sepolicies"" am: a4dc982419 am: 9e1dde74cd

Original change: https://android-review.googlesource.com/c/device/google/redfin-sepolicy/+/1680331

Change-Id: I88ac086ec45cbeb1cbfba9371e9e14830027a87c