Upgrade to Kotlin Serialization 1.6.3

Closes gh-33175

Author: sdeleuze

framework-platform/framework-platform.gradle

@@ -19,7 +19,7 @@ dependencies {
 	api(platform("org.eclipse.jetty:jetty-bom:12.0.11"))
 	api(platform("org.eclipse.jetty.ee10:jetty-ee10-bom:12.0.11"))
 	api(platform("org.jetbrains.kotlinx:kotlinx-coroutines-bom:1.7.3"))
-	api(platform("org.jetbrains.kotlinx:kotlinx-serialization-bom:1.6.0"))
+	api(platform("org.jetbrains.kotlinx:kotlinx-serialization-bom:1.6.3"))
 	api(platform("org.junit:junit-bom:5.10.3"))
 	api(platform("org.mockito:mockito-bom:5.12.0"))