Add Resources update tool

Source/GrasscutterTools/Game/Data/Excels/GadgetData.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GrasscutterTools.Game.Data.Excels
+{
+    [ResourceType("GadgetExcelConfigData.json")]
+    internal class GadgetData
+    {
+    }
+}