Update build-tools to ab/8703787 am: dea48703ca

Original change: https://android-review.googlesource.com/c/platform/prebuilts/build-tools/+/2122034

Change-Id: If9d8c747c7a7cdeed6f6d319add8e816baea1967
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>