Merge "Create a cli option to build only the specified target rather than the whole package." am: 59b0ddfffd

Original change: https://android-review.googlesource.com/c/platform/development/+/2136832

Change-Id: I3db3e75ee1620e5cbf539966b0cddef35c7838cd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>