Merge "Add support for d8 --main-dex-rules" am: 80bb3164b9 am: 0abff32886 am: 9f7afbe3c3 am: 2c45744ff1

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/1829133

Change-Id: Ib0649ebfb883b7df1792cdd94fdc9d6000a563db