Update dependency dev.zacsweers.kctfork:core to v0.13.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -2,7 +2,7 @@
 clikt = "5.1.0"
 gradle-api = "8.10"
 junit-jupiter = "5.11.4"
-kctfork = "0.7.1"
+kctfork = "0.13.0"
 kotest = "4.6.4"
 kotlin = "2.2.0"
 kotlinx-serialization = "1.9.0"