[automerger skipped] Merge "Use prebuilts of the ART Module by default in SC...

[automerger skipped] Merge "Use prebuilts of the ART Module by default in SC branches." into sc-v2-dev am: df8b9c17 -s ours

am skip reason: Merged-In I50187408a01e0c6f5ecea12fe3a423e1c5d93612 with SHA-1 607138be is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/+/15879113

Change-Id: I37e0cfda30e9e2752dfadcb87cb78640f623b319