fix(deps): update dependency org.spockframework:spock-core to v2.4-groovy-5.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -3,7 +3,7 @@ axionRelease = "1.18.18"
 groovy = "3.0.24"
 rundeckCore = "5.19.0-20260202"
 nexusPublish = "2.0.0"
-spock = "2.3-groovy-3.0"
+spock = "2.4-groovy-5.0"
 # Security overrides for transitive dependencies
 commonsLang3 = "3.18.0"