Convert TrackingAnimatedNode to Kotlin (facebook#45728)

Summary:
Pull Request resolved: facebook#45728

# Changelog:
[Internal] -

As in the title.

Reviewed By: tdn120

Differential Revision: D60286293

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/animated/TrackingAnimatedNode.kt

@@ -14,10 +14,10 @@ internal class TrackingAnimatedNode(
     config: ReadableMap,
     private val nativeAnimatedNodesManager: NativeAnimatedNodesManager
 ) : AnimatedNode() {
+  private val animationConfig: JavaOnlyMap = JavaOnlyMap.deepClone(config.getMap("animationConfig"))
   private val animationId: Int = config.getInt("animationId")
   private val toValueNode: Int = config.getInt("toValue")
   private val valueNode: Int = config.getInt("value")
-  private val animationConfig: JavaOnlyMap = JavaOnlyMap.deepClone(config.getMap("animationConfig"))
 
   public override fun update() {
     val toValue = nativeAnimatedNodesManager.getNodeById(toValueNode)