Update cats-core to 2.12.0

Author: scala-steward

build.sbt

@@ -85,7 +85,7 @@ val upickleVersion = "3.1.4"
 val scalaTestVersion = "3.2.18"
 val scribeVersion = "3.12.2"
 val catsEffectVersion = "3.5.7"
-val catsCoreVersion = "2.10.0"
+val catsCoreVersion = "2.12.0"
 val jsoniterscalaVersion = "2.27.5"
 
 lazy val saddlecompat = project