bump chisel version to 3.4.1 for naming plugin

Author: mwachs5

Diff for: build.sbt

@@ -6,7 +6,7 @@ import scala.sys.process._
 enablePlugins(PackPlugin)
 
 // This needs to stay in sync with the chisel3 and firrtl git submodules
-val chiselVersion = "3.4.0"
+val chiselVersion = "3.4.1"
 
 lazy val commonSettings = Seq(
   organization := "edu.berkeley.cs",