build(deps): bump org.jetbrains.kotlinx:kotlinx-serialization-json

Bumps [org.jetbrains.kotlinx:kotlinx-serialization-json](https://github.com/Kotlin/kotlinx.serialization) from 1.8.1 to 1.9.0.
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.8.1...v1.9.0)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlinx:kotlinx-serialization-json
  dependency-version: 1.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -28,7 +28,7 @@ junit-jupiter-api = { group = "org.junit.jupiter", name = "junit-jupiter-api", v
 junit-jupiter-engine = { group = "org.junit.jupiter", name = "junit-jupiter-engine", version.ref = "junit" }
 kaml = { group = "com.charleskorn.kaml", name = "kaml", version = "0.83.0" }
 kotlinx-coroutines-core = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-core", version.ref = "kotlinx-coroutines" }
-kotlinx-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-json", version = "1.8.1" }
+kotlinx-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-json", version = "1.9.0" }
 kotlin-logging = { group = "io.github.microutils", name = "kotlin-logging", version.ref = "kotlin-logging" }
 ktor-client-auth = { group = "io.ktor", name = "ktor-client-auth", version.ref = "ktor" }
 ktor-client-cio = { group = "io.ktor", name = "ktor-client-cio", version.ref = "ktor" }