Add runtime dom as js dependency so that we can run tests from the command line.
Add runtime dom as js dependency so that we can run tests from the command line.

The underlying reason for this is that jQuery is now a js dependency and will be included and fail to find a dom.
somanythings/drt-scalajs-spa-exploration,MikaelMayer/scalajs-spa-tutorial,kkasravi/scalajs-spa-tutorial,somanythings/drt-scalajs-spa-exploration,somanythings/drt-scalajs-spa-exploration,japgolly/scalajs-spa-tutorial,wrotki/spacommander,coacoas/scalajs-play-demo,wrotki/spacommander,mb720/scalajs-spa-tutorial,vmunier/scalajs-spa-tutorial,insdami/scalajs-spa-tutorial,mb720/scalajs-spa-tutorial,Enalmada/scalajs-spa-tutorial,ochrons/scalajs-spa-tutorial,CapeSepias/scalajs-spa-tutorial,UKHomeOffice/drt-scalajs-spa-exploration,tpdi/scalajs-spa-tutorial,ochrons/scalajs-spa-tutorial,vmunier/scalajs-spa-tutorial,somanythings/drt-scalajs-spa-exploration,Enalmada/scalajs-spa-tutorial,fnouama/scalajs-spa-tutorial,UKHomeOffice/drt-scalajs-spa-exploration,pawank/scalajs-spa-tutorial,payne/scalajs-spa-tutorial,japgolly/scalajs-spa-tutorial,UKHomeOffice/drt-scalajs-spa-exploration,wrotki/spacommander