Update kotlin monorepo to v2.2.21

Author: renovate[bot]

gradle/libs.versions.toml

@@ -10,7 +10,7 @@ compose = "1.8.2"
 essenty = "2.5.0"
 koin = "4.1.1"
 kotlinx-serialization = "1.9.0"
-kotlin = "2.2.10"
+kotlin = "2.2.21"
 mvikotlin = "4.3.0"
 
 [libraries]