* [kotlin-server] Bump Kotlin versions to latest
* Run tests on more samples
* Fix typo in workflow definitions
* Update samples
* Bump Gradle to 7.6.4
* Some further tweaks
* Bump Gradle versions
* Fix Gradle version syntax
* [Kotlin Server] Update Ktor to latest version; move config to kts
* Bump gradle version for kotlin server samples
* Replace deprecated gradle API
* Bump gradle to 7.6.4