Merge "docs: Document test artifact preference setting b/24810371" into mnc-docs
am: 53ae576  -s ours

* commit '53ae576a32e6c0a5418ecb87befbd9df31077c21':
  docs: Document test artifact preference setting b/24810371

Change-Id: I046089572027db31218429f53124f4e9fbaaf8f5