Update build-tools to ab/7104018 am: 96c2b6b9cc am: c8f29c6a2c

Original change: https://android-review.googlesource.com/c/platform/prebuilts/build-tools/+/1560729

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I0e3627e6640ef59230020a6991ac9641a8727bfd