chore(deps): Update dependency org.jetbrains.kotlin.jvm:org.jetbrains.kotlin.jvm.gradle.plugin to v2

Author: renovate[bot]

gradle/libs.versions.toml

@@ -10,7 +10,7 @@ cloud-build-logic = "0.0.15"
 springBoot = "3.3.0"
 ktlint = "1.3.0"
 checkstyle = "10.17.0"
-kotlin = "1.9.24"
+kotlin = "2.1.21"
 graal = "0.9.28"
 
 slf4j = "2.0.13"