message: ci: add `--silent` to yarn install
  At the moment, the integration tests CI tasks is full of install logs which are noisy and hide "more" import logs
diff: @@ -36,7 +36,7 @@ for testDir in $(ls | grep -v node_modules) ; do
  cd $testDir
  rm -rf dist
  - yarn install --cache-folder ../$cache
  + yarn install --cache-folder ../$cache --silent
  yarn test || exit 1
  # remove the temporary node modules directory to keep the source folder clean.
  