Update scalactic to 3.2.20

Signed-off-by: Scala Steward <scala_steward@virtuslab.com>

Author: scala-steward

project/Dependencies.scala

@@ -23,7 +23,7 @@ object Dependencies {
 
   // Test
   lazy val jazzer = "com.code-intelligence" % "jazzer" % "0.22.1"
-  lazy val scalactic = "org.scalactic" %% "scalactic" % "3.2.19"
+  lazy val scalactic = "org.scalactic" %% "scalactic" % "3.2.20"
   lazy val scalaTest = "org.scalatest" %% "scalatest" % "3.2.19"
   lazy val scalaTestPlus = "org.scalatestplus" %% "scalacheck-1-18" % "3.2.19.0"
   lazy val scalaCheck = "org.scalacheck" %% "scalacheck" % "1.19.0"