Bump org.jetbrains.kotlin.plugin.serialization from 1.8.22 to 2.0.20

Bumps [org.jetbrains.kotlin.plugin.serialization](https://github.com/JetBrains/kotlin) from 1.8.22 to 2.0.20.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.8.22...v2.0.20)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin.plugin.serialization
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

app/build.gradle

@@ -1,7 +1,7 @@
 plugins {
     id 'com.android.application'
     id 'kotlin-android'
-    id 'org.jetbrains.kotlin.plugin.serialization' version '1.8.22'
+    id 'org.jetbrains.kotlin.plugin.serialization' version '2.0.20'
 }
 
 def getVersionCodeOrNull = { ->