Merge pull request #514 from scala-steward/update/sbt-scala-native-crossproject-1.3.1

Update sbt-scala-native-crossproject, ... to 1.3.1

Author: Philippus

project/plugins.sbt

@@ -1,7 +1,7 @@
 addSbtPlugin("org.scala-lang.modules"%"sbt-scala-module"%"3.0.1")
 
-addSbtPlugin("org.portable-scala"%"sbt-scalajs-crossproject"%"1.3.0")
+addSbtPlugin("org.portable-scala"%"sbt-scalajs-crossproject"%"1.3.1")
 addSbtPlugin("org.scala-js"%"sbt-scalajs"%"1.13.1")
 
-addSbtPlugin("org.portable-scala"%"sbt-scala-native-crossproject"%"1.3.0")
+addSbtPlugin("org.portable-scala"%"sbt-scala-native-crossproject"%"1.3.1")
 addSbtPlugin("org.scala-native"%"sbt-scala-native"%"0.4.12")