Move third party assets to ThirdParty folder

Assets/ThirdParty/UltimateXR/Runtime/Scripts/Attributes/HideInNormalInspectorAttribute.cs

@@ -0,0 +1,17 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="HideInNormalInspectorAttribute.cs" company="VRMADA">
+//   Copyright (c) VRMADA, All rights reserved.
+// </copyright>
+// --------------------------------------------------------------------------------------------------------------------
+using UnityEngine;
+
+namespace UltimateXR.Attributes
+{
+    /// <summary>
+    ///     Attribute to hide inspector fields in normal mode while still been shown in debug mode.
+    ///     From https://answers.unity.com/questions/157775/hide-from-inspector-interface-but-not-from-the-deb.html
+    /// </summary>
+    public class HideInNormalInspectorAttribute : PropertyAttribute
+    {
+    }
+}