Chore(deps): Bump plugin.serialization from 1.9.21 to 1.9.22

Bumps [plugin.serialization](https://github.com/JetBrains/kotlin) from 1.9.21 to 1.9.22.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.9.21...v1.9.22)

---
updated-dependencies:
- dependency-name: plugin.serialization
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

build.gradle.kts

@@ -3,7 +3,7 @@ plugins {
     id("org.jetbrains.intellij") version "1.16.1"
     id("org.jetbrains.changelog") version "2.2.0"
     kotlin("jvm") version "1.9.22"
-    kotlin("plugin.serialization") version "1.9.21"
+    kotlin("plugin.serialization") version "1.9.22"
 }
 
 group = "ai.devchat"