Merge pull request #251 from scala-steward/update/scalatest-3.2.20

Update scalatest to 3.2.20

Author: lrytz

build.sbt

@@ -69,7 +69,7 @@ lazy val core = project.
       "org.slf4j" % "slf4j-api" % "2.0.17",
       "org.slf4j" % "log4j-over-slf4j" % "2.0.17", // for any java classes looking for this
       "ch.qos.logback" % "logback-classic" % "1.3.11",
-      "org.scalatest" %% "scalatest" % "3.2.19" % Test,
+      "org.scalatest" %% "scalatest" % "3.2.20" % Test,
       "org.scala-lang.modules" %% "scala-collection-compat" % "2.14.0" % Test
     ),
     name := buildName + "-core",