Update cats-core to 2.13.0

Author: typelevel-steward[bot]

build.sbt

@@ -3,7 +3,7 @@ ThisBuild / tlBaseVersion := "0.4"
 ThisBuild / crossScalaVersions := Seq(V.scala213, V.scala212)
 ThisBuild / scalaVersion       := (ThisBuild / crossScalaVersions).value.head
 
-lazy val CatsVersion       = "2.12.0"
+lazy val CatsVersion       = "2.13.0"
 lazy val CatsEffectVersion = "3.5.7"
 lazy val Fs2Version        = "3.11.0"
 lazy val Http4sVersion     = "0.23.30"