Correct artifact scala version to be the binary version and update flakes

Author: softinio

build.mill

@@ -15,6 +15,7 @@
  */
 
 import mill._
+import mill.scalalib.api.ZincWorkerUtil
 import mill.scalalib._
 import publish._
 
@@ -32,9 +33,8 @@ trait Duck4sModule extends ScalaModule with CrossScalaModule with PublishModule
 
   def artifactName = "duck4s"
 
-  // Use full Scala version in artifact names
   override def artifactScalaVersion: T[String] = T {
-    crossScalaVersion
+    ZincWorkerUtil.scalaBinaryVersion(crossScalaVersion)
   }
 
   def ivyDeps = Agg(