Correction of forgotten increment

It has been forgotten for quite some time, but I gave it a +1 to reflect only the changes between 2.15 ~ 2.16.

src/main/kotlin/com/fasterxml/jackson/module/kotlin/KotlinModule.kt

@@ -61,6 +61,11 @@ class KotlinModule @Deprecated(
     val useKotlinPropertyNameForGetter: Boolean = false,
     val useJavaDurationConversion: Boolean = false,
 ) : SimpleModule(KotlinModule::class.java.name, PackageVersion.VERSION) {
+    companion object {
+        // Increment when option is added
+        const val serialVersionUID = 2L
+    }
+
     init {
         if (!KotlinVersion.CURRENT.isAtLeast(1, 5)) {
             // Kotlin 1.4 was deprecated when this process was introduced(jackson-module-kotlin 2.15).
@@ -113,10 +118,6 @@ class KotlinModule @Deprecated(
         builder.isEnabled(UseJavaDurationConversion),
     )
 
-    companion object {
-        const val serialVersionUID = 1L
-    }
-
     private val ignoredClassesForImplyingJsonCreator = emptySet<KClass<*>>()
 
     override fun setupModule(context: SetupContext) {