chore(deps): [WPB-9777] bump kotlin from 1.9.23 to 2.1.0

Bumps `kotlin` from 1.9.23 to 2.1.0.

Updates `org.jetbrains.kotlin:kotlin-gradle-plugin` from 1.9.23 to 2.1.0
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.9.23...v2.1.0)

Updates `org.jetbrains.kotlin.android` from 1.9.23 to 2.1.0

Updates `org.jetbrains.kotlin.plugin.serialization` from 1.9.23 to 2.1.0

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-gradle-plugin
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.jetbrains.kotlin.android
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.jetbrains.kotlin.plugin.serialization
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

gradle/libs.versions.toml

@@ -5,7 +5,7 @@ gradle = "8.8"
 
 # Kotlin
 grgitCore = "5.2.2"
-kotlin = "1.9.23"
+kotlin = "2.1.0"
 
 # KotlinX
 coroutines = "1.9.0"