Update scalatest to 3.2.19

Author: aiven-scala-steward[bot]

build.sbt

@@ -23,7 +23,7 @@ val scalaLoggingVersion         = "3.9.5"
 val logbackClassicVersion       = "1.5.6"
 val declineVersion              = "2.4.1"
 val pureConfigVersion           = "0.17.6"
-val scalaTestVersion            = "3.2.18"
+val scalaTestVersion            = "3.2.19"
 val scalaTestScalaCheckVersion  = s"$scalaTestVersion.0"
 val pekkoStreamCirceVersion     = "1.0.0"
 val diffxVersion                = "0.9.0"