build(deps): bump org.jetbrains.kotlin.plugin.serialization

Bumps [org.jetbrains.kotlin.plugin.serialization](https://github.com/JetBrains/kotlin) from 2.3.21 to 2.4.0.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.21...v2.4.0)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin.plugin.serialization
  dependency-version: 2.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

settings.gradle.kts

@@ -9,7 +9,7 @@ include(":corpus-core")
 pluginManagement {
     plugins {
         id("org.jetbrains.kotlin.jvm") version "2.4.0"
-        id("org.jetbrains.kotlin.plugin.serialization") version "2.3.21"
+        id("org.jetbrains.kotlin.plugin.serialization") version "2.4.0"
         id("org.jetbrains.changelog") version "2.5.0"
         id("com.google.devtools.ksp") version "2.3.8"
         id("org.jetbrains.kotlinx.kover") version "0.9.8"