message: config(travis): use
diff: @@ -17,5 +17,5 @@ env:
  # Travis uses inconsistent yarn versions across platforms.
  before_install:
  - - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.22.0
  + - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.22.4
  - export PATH=$HOME/.yarn/bin:$PATH
  