[automerger skipped] DO NOT MERGE: Use prebuilts of the ART Module by default (reland 2). am: f68bd2db am: 29502219 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/+/15234812

Change-Id: I4372f5af5e54934fef367c8eeba1170882849597