chore(deps): bump plugin.serialization from 2.0.10 to 2.0.20

Bumps [plugin.serialization](https://github.com/JetBrains/kotlin) from 2.0.10 to 2.0.20.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.0.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.0.10...v2.0.20)

---
updated-dependencies:
- dependency-name: plugin.serialization
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build.gradle.kts

@@ -5,7 +5,7 @@ fun properties(key: String) = project.findProperty(key).toString()
 plugins {
     id("org.jetbrains.kotlin.jvm") version "2.0.20"
     id("org.jetbrains.intellij") version "1.17.4"
-    kotlin("plugin.serialization") version "2.0.10"
+    kotlin("plugin.serialization") version "2.0.20"
 
     // Gradle Changelog Plugin
     id("org.jetbrains.changelog") version "2.2.1"