Grant artd root capabilities that it needs to perform its tasks. am: 58255099c1 am: 771b2dbdc4

Original change: https://android-review.googlesource.com/c/platform/art/+/2117753

Change-Id: I807636ffd53749ee93c3e9958a2937f82525b715
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>