Update sbt-scalajs, scalajs-compiler, ... to 1.20.2

Author: dwolla-oss-scala-steward[bot]

project/plugins.sbt

@@ -3,7 +3,7 @@ addSbtPlugin("org.typelevel" % "sbt-typelevel-ci-release" % "0.8.4")
 addSbtPlugin("org.typelevel" % "sbt-typelevel-mergify" % "0.8.4")
 addSbtPlugin("org.portable-scala" % "sbt-crossproject" % "1.3.2")
 addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject" % "1.3.2")
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.20.1")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.20.2")
 addSbtPlugin("com.disneystreaming.smithy4s"  % "smithy4s-sbt-codegen" % "0.18.45")
 
 libraryDependencies ++= {