Merge "Compare two cts reports." into main am: c771718b72

Original change: https://android-review.googlesource.com/c/platform/development/+/2714235

Change-Id: I7677bfc08c37b118db55b91c573294c5dec8f2e0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>