Bump org.jetbrains.kotlinx:kotlinx-serialization-json

Bumps [org.jetbrains.kotlinx:kotlinx-serialization-json](https://github.com/Kotlin/kotlinx.serialization) from 1.7.3 to 1.8.0.
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.7.3...v1.8.0)

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

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

gradle/libs.versions.toml

@@ -4,7 +4,7 @@ detekt = "1.23.7"
 jakarta = "6.1.0"
 jetty = "12.0.16"
 kotlin = "2.1.0"
-kotlinx-serialization = "1.7.3"
+kotlinx-serialization = "1.8.0"
 kover = "0.9.0"
 mockk = "1.13.16"
 opentelemetry = "1.45.0"