use Win11 as default theme for Updater

ModpackUpdater.Apps/AppGlobals.cs

@@ -1,6 +1,7 @@
 using Pilz.UI.Telerik.Dialogs;
 using Pilz.UI.Telerik.Symbols;
 using Pilz.UI.Telerik.Theming;
+using Telerik.WinControls;
 using Telerik.WinControls.Themes;
 
 namespace ModpackUpdater.Apps;
@@ -14,7 +15,7 @@ public static class AppGlobals
         ThemeHelper.ApplyApplicationTheme(ApplicationTheme.Auto,
             () => new Windows11CompactTheme(),
             () => new Windows11CompactDarkTheme());
-
+        
         RadFlyoutBase.ConfirmSvg = Symbols.GetSvgImage(AppSymbols.checkmark, Pilz.UI.Symbols.SymbolSize.Small);
         RadFlyoutBase.CancelSvg = Symbols.GetSvgImage(AppSymbols.cancel, Pilz.UI.Symbols.SymbolSize.Small);
     }

ModpackUpdater.Apps/ModpackUpdater.Apps.csproj

@@ -8,7 +8,6 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <EmbeddedResource Include="CustomThemes\*.tssp" />
     <EmbeddedResource Include="Symbols\*.svg" />
   </ItemGroup>