Update UpdateModel.cs

Author: Coloryr

src/ColorMC.Gui/UI/Model/Main/UpdateModel.cs

@@ -6,6 +6,7 @@
 #if !DEBUG
 using ColorMC.Gui.Objs;
 using ColorMC.Gui.Utils;
+using ColorMC.Gui.UIBinding;
 #endif
 
 namespace ColorMC.Gui.UI.Model.Main;