Update sbt-scalajs, scalajs-compiler, ... to 1.20.1#280

scala-steward wants to merge 1 commit intokinoplan:mainkinoplan/scalajs-react-material-ui:mainfrom

scala-steward:update/sbt-scalajs-1.20.1scala-steward/scalajs-react-material-ui:update/sbt-scalajs-1.20.1Copy head branch name to clipboard