Update scalatest to 3.2.13 (#459)

[skip ci]

Author: scala-steward

project/Dependencies.scala

@@ -3,7 +3,7 @@ import sbt.Keys._
 
 object Dependencies {
 
-  val scalatestVersion = "3.2.12"
+  val scalatestVersion = "3.2.13"
 
   val commonLibraries = Seq(
     "org.mockito"    % "mockito-core"      % "4.6.1",