Update sbt-scalafix to 0.14.0 (#660)

Author: scala-steward

project/plugins.sbt

@@ -8,7 +8,7 @@ addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.9.2")
 
 addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.5.4")
 
-addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % "0.13.0")
+addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % "0.14.0")
 
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.13.1")