fix: replace obsolete EnableHotReload with UseStudio in TodoApp.Uno

samples/todoapp/TodoApp.Uno/TodoApp.Uno/App.xaml.cs

@@ -12,7 +12,7 @@
     /// Initializes the singleton application object. This is the first line of authored code
     /// executed, and as such is the logical equivalent of main() or WinMain().
     /// </summary>
     public App()
     {
         this.InitializeComponent();
 
@@ -34,7 +34,7 @@
         var builder = this.CreateBuilder(args)
             // Add navigation support for toolkit controls such as TabBar and NavigationView
             .UseToolkitNavigation()
             .Configure(host => host
 #if DEBUG
                 // Switch to Development environment when running in DEBUG
                 .UseEnvironment(Environments.Development)
@@ -54,19 +54,19 @@
         MainWindow = builder.Window;
 
 #if DEBUG
-        MainWindow.EnableHotReload();
+        MainWindow.UseStudio();
 #endif
         MainWindow.SetWindowIcon();
 
         // We have to build here so that the services are initialized and we can call InitializeDatabase
         // before navigating. This enables us to load the data when the page is loaded
         Host = builder.Build();
 
         InitializeDatabase();
 
         // We still make this navigation call so we use the Uno Navigation extension, which automatically wires 
         // up view models with their page using the ViewMap and RouteMap below. 
         Host = await builder.NavigateAsync<Shell>();
 
     }