Merge "sepolicy: allow vendor system native experiments property" am: 1c8df204ff am: 24b88b3269 am: 64deed7351 am: 7c5800e3e0

Original change: https://android-review.googlesource.com/c/platform/system/sepolicy/+/2062049

Change-Id: I8bde748d68b5bb10dc5c7897ccce46abb74d423a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>