Update plugin kotlinJvm to v2.3.21

Author: renovate[bot]

gradle/libs.versions.toml

@@ -89,5 +89,5 @@ gitProperties = { id = "com.gorylenko.gradle-git-properties", version = "2.5.7"
 mavenPluginDevelopment = { id = "org.gradlex.maven-plugin-development", version = "1.0.3" }
 shadow = { id = "com.gradleup.shadow", version = "9.4.1" }
 oci = { id = "io.github.sgtsilvio.gradle.oci", version = "0.25.0" }
-kotlinJvm = { id = "org.jetbrains.kotlin.jvm", version = "2.3.20" }
+kotlinJvm = { id = "org.jetbrains.kotlin.jvm", version = "2.3.21" }
 jlink = { id = "org.beryx.jlink", version = "4.0.0" }

settings.gradle.kts

@@ -1,6 +1,6 @@
 pluginManagement {
     plugins {
-        kotlin("jvm") version "2.3.20"
+        kotlin("jvm") version "2.3.21"
     }
 }