Merge "Add a flag for Update Engine APIs for ART." into main am: 8af32264

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3341706



Change-Id: I6c0c82346909692fcbf545465b808b8d9698c3a1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>