Fix FieldsBelowInit: Reorder properties in ColorAnimatedNode (#55360)

Summary:
Pull Request resolved: #55360

Fixed FieldsBelowInit lint errors in ColorAnimatedNode.kt.

Moved `color` and `context` computed properties above the init block to follow
Kotlin initialization order conventions and prevent potential initialization issues.

changelog: [internal] internal

Reviewed By: cortinico

Differential Revision: D91736974

fbshipit-source-id: 2f4d686af2ed9787c567fdb5de605d95fddcd23b

Author: mdvacca

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

@@ -27,10 +27,6 @@ internal class ColorAnimatedNode(
   private var nativeColor: ReadableMap? = null
   private var nativeColorApplied = false
 
-  init {
-    onUpdateConfig(config)
-  }
-
   val color: Int
     get() {
       tryApplyNativeColor()
@@ -45,6 +41,17 @@ internal class ColorAnimatedNode(
       return normalize(r, g, b, a)
     }
 
+  private val context: Context?
+    get() {
+      // There are cases where the activity may not exist (such as for VRShell panel apps). In this
+      // case we will search for a view associated with a PropsAnimatedNode to get the context.
+      return reactApplicationContext.currentActivity ?: getContextHelper(this)
+    }
+
+  init {
+    onUpdateConfig(config)
+  }
+
   override fun onUpdateConfig(config: ReadableMap?) {
     if (config != null) {
       rNodeId = config.getInt("r")
@@ -84,13 +91,6 @@ internal class ColorAnimatedNode(
     nativeColorApplied = true
   }
 
-  private val context: Context?
-    get() {
-      // There are cases where the activity may not exist (such as for VRShell panel apps). In this
-      // case we will search for a view associated with a PropsAnimatedNode to get the context.
-      return reactApplicationContext.currentActivity ?: getContextHelper(this)
-    }
-
   companion object {
     private fun getContextHelper(node: AnimatedNode): Context? {
       // Search children depth-first until we get to a PropsAnimatedNode, from which we can