message: Do not cache yarn packages during object-store tests
diff: @@ -166,12 +166,14 @@ if [[ ! -x $YARN ]]; then
  mkdir yarn && cd yarn
  $CURL -LsS https://s3.amazonaws.com/stitch-artifacts/yarn/latest.tar.gz | tar -xz --strip-components=1
  cd -
  + mkdir $WORK_PATH/yarn_cache
  fi
  if [[ ! -x baas_dep_binaries/transpiler ]]; then
  echo "Building transpiler"
  cd baas/etc/transpiler
  - $YARN --non-interactive --silent && $YARN build --non-interactive --silent
  + $YARN --non-interactive --silent --cache-folder $WORK_PATH/yarn_cache
  + $YARN build --cache-folder $WORK_PATH/yarn_cache --non-interactive --silent
  cd -
  ln -s $(pwd)/baas/etc/transpiler/bin/transpiler baas_dep_binaries/transpiler
  fi
  