UI 자동화를 위해 바인딩 기능 구현

- 유니티 에셋 인증 오류로 meta 재생성

Packages/com.unity.inputsystem/InputSystem/Editor/UITKAssetEditor/SerializedInputActionMap.cs

@@ -0,0 +1,20 @@
+#if UNITY_EDITOR
+using System;
+using UnityEditor;
+
+namespace UnityEngine.InputSystem.Editor
+{
+    internal readonly struct SerializedInputActionMap
+    {
+        public SerializedInputActionMap(SerializedProperty serializedProperty)
+        {
+            wrappedProperty = serializedProperty ?? throw new ArgumentNullException(nameof(serializedProperty));
+            name = serializedProperty.FindPropertyRelative(nameof(InputActionMap.m_Name)).stringValue;
+        }
+
+        public string name { get; }
+        public SerializedProperty wrappedProperty { get; }
+    }
+}
+
+#endif