[Update]: Bump org.jetbrains.kotlin:kotlin-gradle-plugin

Bumps [org.jetbrains.kotlin:kotlin-gradle-plugin](https:/JetBrains/kotlin) from 1.9.22 to 2.0.20.
- [Release notes](https:/JetBrains/kotlin/releases)
- [Changelog](https:/JetBrains/kotlin/blob/v2.0.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.9.22...v2.0.20)

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

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

build.gradle

@@ -2,7 +2,7 @@
 buildscript {
  ext {
  agpVersion = '8.2.2'
- kotlinVersion = '1.9.22'
+ kotlinVersion = '2.0.20'
  dokkaVersion = '1.9.20'
  coroutinesVersion = '1.8.1'
  androidCoreVersion = '1.13.1'