Update sbt-scalajs, scalajs-compiler, ... to 1.21.0#213

scala-steward wants to merge 1 commit intooutwatch:masteroutwatch/example:masterfrom

scala-steward:update/sbt-scalajs-1.21.0scala-steward/seed.g8:update/sbt-scalajs-1.21.0Copy head branch name to clipboard