[automerger skipped] DO NOT MERGE: Enable mainline prebuilts for device...

[automerger skipped] DO NOT MERGE: Enable mainline prebuilts for device targets am: 20545fcf am: a047ea2b am: 95066488 am: 5379e515 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/+/23770789



Change-Id: Ic4fbf1f7ddb11a75a0af1dc1c74cc4b14630c543
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>