Update scalacheck to 1.18.0

Author: typelevel-steward[bot]

build.sbt

@@ -27,7 +27,7 @@ ThisBuild / crossScalaVersions := Seq(
 lazy val root = tlCrossRootProject.aggregate(lib)
 
 lazy val munitVersion      = "0.7.29"
-lazy val scalacheckVersion = "1.17.1"
+lazy val scalacheckVersion = "1.18.0"
 
 lazy val lib = crossProject(JVMPlatform, JSPlatform)
   .crossType(CrossType.Pure)