Merge pull request #585 from scala-steward/update/sbt-scalajs-1.20.1

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

Author: mergify[bot]

project/plugins.sbt

@@ -1,6 +1,6 @@
 addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject" % "1.3.2")
 
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.19.0")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.20.1")
 
 addSbtPlugin("org.scalameta" % "sbt-mdoc" % "2.7.2")