build(deps): bump org.jetbrains.kotlin:kotlin-metadata-jvm

Bumps [org.jetbrains.kotlin:kotlin-metadata-jvm](https://github.com/JetBrains/kotlin) from 2.0.20 to 2.0.21.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.0.20...v2.0.21)

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

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

gradle/libs.versions.toml

@@ -147,7 +147,7 @@ proguard-core = "9.1.6"
 # Used by ProGuardCORE.
 # https://mvnrepository.com/artifact/org.jetbrains.kotlin/kotlin-metadata-jvm
 #noinspection GradleDependency.
-kotlin-metadata-jvm = "2.0.20"
+kotlin-metadata-jvm = "2.0.21"
 
 # R8 is a Google's code shrinker, obfuscator, and optimizer. Targeted for Android.
 # https://mvnrepository.com/artifact/com.android.tools/r8?repo=google