Bump org.jetbrains.kotlin.jvm from 1.9.25 to 2.0.20 (#3)

Bumps [org.jetbrains.kotlin.jvm](https://github.com/JetBrains/kotlin) from 1.9.25 to 2.0.20.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.9.25...v2.0.20)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin.jvm
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

gradle/libs.versions.toml

@@ -5,7 +5,7 @@ junit = "4.13.2"
 # plugins
 changelog = "2.2.1"
 intelliJPlatform = "2.0.1"
-kotlin = "1.9.25"
+kotlin = "2.0.20"
 kover = "0.8.3"
 qodana = "2024.1.9"