Bump org.jetbrains.kotlinx:kotlinx-serialization-json (#453)

Bumps [org.jetbrains.kotlinx:kotlinx-serialization-json](https://github.com/Kotlin/kotlinx.serialization) from 1.8.0 to 1.8.1.
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.8.0...v1.8.1)

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

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -47,7 +47,7 @@ turbine = "1.2.0"
 roboelectric = "4.14.1"
 testCoroutines = "1.10.1"
 mediaPipeGenerator = "0.10.21"
-serialization = "1.8.0"
+serialization = "1.8.1"
 
 [libraries]
 android-tools-build-gradle = { group = "com.android.tools.build", name = "gradle", version.ref = "agp" }