Add change_report.py am: b6e3a83f1b am: 651b20269f am: d99695faed am: 790043bb3a

Original change: https://android-review.googlesource.com/c/platform/tools/aadevtools/+/1700338

Change-Id: I8638132317be4afbb1237ec4cc01478c06c1e142