[tests] Run unit tests on ubuntu and macos (#3702)
[tests] Run unit tests on ubuntu and macos (#3702)

* [tests] Run unit tests on ubuntu and macos

* Add back Node 10 for Now CLI Tests

Co-authored-by: kodiakhq[bot] <9e05f530a4a0b74ddd685a36dedab9087faa4174@users.noreply.github.com>

zeit/now-cli,zeit/now-cli,zeit/now-cli,zeit/now-cli,zeit/now-cli,zeit/now-cli,zeit/now-cli