update WinUI example to Uno SDK 6.0 and CSharpMarkup.WinUI 3.1

Author: VincentH-Net

src/CSharpMarkup.WinUI.Examples/Directory.Packages.props

@@ -7,10 +7,10 @@
   <ItemGroup>
     <PackageVersion Include="CommunityToolkit.Mvvm" Version="8.4.0" />
     <PackageVersion Include="coverlet.collector" Version="6.0.2" />
-    <PackageVersion Include="CSharpMarkup.WinUI" Version="3.0.3" />
-    <PackageVersion Include="CSharpMarkup.WinUI.Uno.Extensions.Navigation" Version="3.0.3" />
-    <PackageVersion Include="CSharpMarkup.WinUI.Uno.Extensions.Navigation.Toolkit" Version="3.0.3" />
-    <PackageVersion Include="CSharpMarkup.WinUI.Uno.Toolkit" Version="3.0.3" />
+    <PackageVersion Include="CSharpMarkup.WinUI" Version="3.1.0" />
+    <PackageVersion Include="CSharpMarkup.WinUI.Uno.Extensions.Navigation" Version="3.1.0" />
+    <PackageVersion Include="CSharpMarkup.WinUI.Uno.Extensions.Navigation.Toolkit" Version="3.1.0" />
+    <PackageVersion Include="CSharpMarkup.WinUI.Uno.Toolkit" Version="3.1.0" />
     <PackageVersion Include="FluentAssertions" Version="6.12.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageVersion Include="NUnit" Version="4.1.0" />
@@ -20,4 +20,4 @@
     <PackageVersion Include="Uno.UITest.Helpers" Version="1.1.0-dev.70" />
     <PackageVersion Include="Xamarin.UITest" Version="4.3.4" />
   </ItemGroup>
-</Project>
+</Project>

src/CSharpMarkup.WinUI.Examples/WinUICsMarkupExamples/Platforms/Desktop/Program.cs

@@ -1,4 +1,4 @@
-using Uno.UI.Runtime.Skia;
+using Uno.UI.Hosting;
 
 namespace WinUICsMarkupExamples;
 
@@ -7,12 +7,12 @@ public class Program
     [STAThread]
     public static void Main(string[] args)
     {
-        var host = SkiaHostBuilder.Create()
+        var host = UnoPlatformHostBuilder.Create()
             .App(() => new App())
             .UseX11()
             .UseLinuxFrameBuffer()
             .UseMacOS()
-            .UseWindows()
+            .UseWin32()
             .Build();
 
         host.Run();

src/CSharpMarkup.WinUI.Examples/WinUICsMarkupExamples/WinUICsMarkupExamples.csproj

@@ -42,7 +42,7 @@
       Logging;
       LoggingSerilog;
       Configuration;
-      Http;
+      HttpRefit;
       Serialization;
       Localization;
       Navigation;