Bump org.jetbrains.kotlinx:kotlinx-serialization-json (#89)

Bumps [org.jetbrains.kotlinx:kotlinx-serialization-json](https://github.com/Kotlin/kotlinx.serialization) from 1.6.3 to 1.7.0.
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.6.3...v1.7.0)

---
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] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

gradle/libs.versions.toml

@@ -24,7 +24,7 @@ kotlin-reflect.module = "org.jetbrains.kotlin:kotlin-reflect"
 kotlin-stdlib.module = "org.jetbrains.kotlin:kotlin-stdlib"
 kotlin-test.module = "org.jetbrains.kotlin:kotlin-test"
 kotlinx-coroutines = "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.8.1"
-kotlinx-serialization-json = "org.jetbrains.kotlinx:kotlinx-serialization-json:1.6.3"
+kotlinx-serialization-json = "org.jetbrains.kotlinx:kotlinx-serialization-json:1.7.0"
 kotlinx-serialization-protobuf = "org.jetbrains.kotlinx:kotlinx-serialization-protobuf:1.6.3"
 junit = 'junit:junit:4.13.2'
 mockk = 'io.mockk:mockk:1.13.11'