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

Bumps [org.jetbrains.kotlinx:kotlinx-serialization-json](https://github.com/Kotlin/kotlinx.serialization) from 1.6.2 to 1.6.3.
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.6.2...v1.6.3)

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

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

gradle/libs.versions.toml

@@ -7,7 +7,7 @@ gradle = "8.2.2"
 kotlin = "1.9.22"
 kotlin-ksp = "1.9.22-1.0.17"
 kotlin-coroutines = "1.8.0"
-kotlin-serialization-json = "1.6.2"
+kotlin-serialization-json = "1.6.3"
 detekt = "1.23.5"
 spotless = "6.25.0"
 google-services = "4.4.1"