Bump kotlinVersion from 1.8.21 to 1.9.0

Bumps `kotlinVersion` from 1.8.21 to 1.9.0.

Updates `jvm` from 1.8.21 to 1.9.0
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.8.21...v1.9.0)

Updates `plugin.allopen` from 1.8.21 to 1.9.0
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.8.21...v1.9.0)

Updates `plugin.noarg` from 1.8.21 to 1.9.0
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.8.21...v1.9.0)

---
updated-dependencies:
- dependency-name: jvm
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: plugin.allopen
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: plugin.noarg
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

build.gradle.kts

@@ -1,5 +1,5 @@
 plugins {
-    val kotlinVersion = "1.8.22"
+    val kotlinVersion = "1.9.0"
 
     kotlin("jvm") version kotlinVersion
     kotlin("plugin.allopen") version kotlinVersion