Update build-tools to ab/6916800 am: 167903bfd3 am: 63d154edf4 am: 26141f5d79 am: 6a057c9b90

Original change: https://android-review.googlesource.com/c/platform/prebuilts/build-tools/+/1466245

Change-Id: Iccfd09a1032f6ac2fb76a0edb541ac471c1f94d3