Build only the needed run-test shards with "test.py -b -t XXX" am: b7b5fe5b36 am: f3a6cc97d1 am: f5cfd6b435 am: 0a1c8ca7e3 am: ee657179de

Original change: https://android-review.googlesource.com/c/platform/art/+/2209544

Change-Id: Ie5ee911cf8d3d6bbbfecf1879736ef59b79384e5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>