Merge "Don't read test mapping list in Make" am: 2feb102e

Original change: https://android-review.googlesource.com/c/platform/build/+/2506833



Change-Id: I17d985e486d475539dcb24d01594e47a48d0621f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>