Update argonaut-shapeless_6.2 to 1.2.0-M9 (#54)

Author: scala-steward

project/Deps.scala

@@ -8,7 +8,7 @@ object Deps {
   import Def.setting
 
   def almondScalaApi = "sh.almond" % "scala-kernel-api" % "0.2.1" cross CrossVersion.full
-  def argonautShapeless = setting("com.github.alexarchambault" %%% "argonaut-shapeless_6.2" % "1.2.0-M8")
+  def argonautShapeless = setting("com.github.alexarchambault" %%% "argonaut-shapeless_6.2" % "1.2.0-M9")
   def jodaTime = "joda-time" % "joda-time" % "2.10.1"
   def rhino = "org.mozilla" % "rhino" % "1.7.10"
   def shapeless = setting("com.chuusai" %%% "shapeless" % "2.3.3")