Gradle: Bump kotlin_version from 1.9.24 to 2.0.0 (#29)

Bumps `kotlin_version` from 1.9.24 to 2.0.0.

Updates `org.jetbrains.kotlin:kotlin-gradle-plugin` from 1.9.24 to 2.0.0
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.9.24...v2.0.0)

Updates `org.jetbrains.kotlin:kotlin-stdlib-jdk8` from 1.9.24 to 2.0.0
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.9.24...v2.0.0)

---
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:kotlin-stdlib-jdk8
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

build.gradle

@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.9.24'
+    ext.kotlin_version = '2.0.0'
     repositories {
         jcenter()
         google()