Merge "Orchestrator can build end to end." am: d0035d5d

Original change: https://android-review.googlesource.com/c/platform/build/+/2101130



Change-Id: I33123297646732dac96f21c48d641e05d554dadb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>