Update nscplugin, sbt-scala-native to 0.5.9

Author: typelevel-steward[bot]

project/plugins.sbt

@@ -3,5 +3,5 @@ val sbtTypelevelV = "0.8.2"
 addSbtPlugin("org.typelevel" % "sbt-typelevel" % sbtTypelevelV)
 addSbtPlugin("org.typelevel" % "sbt-typelevel-site" % sbtTypelevelV)
 addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.20.1")
-addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.4.17")
+addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.5.9")
 addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.3.2")