Merge pull request #4778 from typelevel/update/sbt-scalajs-1.20.1

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

Author: LukaJCB

project/plugins.sbt

@@ -3,7 +3,7 @@ addSbtPlugin("org.typelevel" % "sbt-typelevel" % sbtTypelevelVersion)
 addSbtPlugin("org.typelevel" % "sbt-typelevel-site" % sbtTypelevelVersion)
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.8")
 addSbtPlugin("io.github.sbt-doctest" % "sbt-doctest" % "0.11.3")
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.18.2")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.20.1")
 addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.5.8")
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.13.1")