Update scalatest to 3.2.20 (#360)

Author: scala-steward

build.sbt

@@ -25,7 +25,7 @@ val activeMqVersion = "5.18.6"
 libraryDependencies ++= Seq(
   "org.apache.activemq" % "activemq-broker"   % activeMqVersion,
   "org.apache.activemq" % "activemq-client"   % activeMqVersion,
-  "org.scalatest" %% "scalatest" % "3.2.19" % Test,
+  "org.scalatest" %% "scalatest" % "3.2.20" % Test,
   "org.testng" % "testng" % "7.11.0" % Test,
   "com.google.guava" % "guava" % "33.5.0-jre" % Test,
   "ch.qos.logback" % "logback-classic" % "1.5.32" % Test,