Bump org.jetbrains.kotlin:kotlin-gradle-plugin from 1.9.10 to 2.0.21

Bumps [org.jetbrains.kotlin:kotlin-gradle-plugin](https://github.com/JetBrains/kotlin) from 1.9.10 to 2.0.21.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.0.21/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.9.10...v2.0.21)

---
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.kts

@@ -18,7 +18,7 @@ ktlint {
 }
 
 dependencies {
-    val kotlinGradlePlugin = "org.jetbrains.kotlin:kotlin-gradle-plugin:1.9.10"
+    val kotlinGradlePlugin = "org.jetbrains.kotlin:kotlin-gradle-plugin:2.0.21"
     val ktlintPlugin = "org.jlleitschuh.gradle:ktlint-gradle:11.6.1"
     val detectPlugin = "io.gitlab.arturbosch.detekt:detekt-gradle-plugin:1.23.7"