Update cats-effect, cats-effect-testkit to 3.5.6

Author: 47erbot

project/ProjectPlugin.scala

@@ -20,7 +20,7 @@ object ProjectPlugin extends AutoPlugin {
 
     lazy val V = new {
       val avro4s: String                = "4.1.2"
-      val catsEffect: String            = "3.5.5"
+      val catsEffect: String            = "3.5.6"
       val catsRetry: String             = "3.1.3"
       val dockerItScala                 = "0.12.0"
       val dropwizard: String            = "4.2.28"