Update scalatest to 3.2.13

Author: 47erbot

project/ProjectPlugin.scala

@@ -24,7 +24,7 @@ object ProjectPlugin extends AutoPlugin {
       val scalacheck                = "1.16.0"
       val scalacheckShapeless       = "1.3.0"
       val scalacheckPlusScalatest   = "3.2.11.0"
-      val scalatest: String         = "3.2.12"
+      val scalatest: String         = "3.2.13"
       val shapeless3                = "3.1.0"
     }