UWP .NET9 (#555)

* Ground work for NET9 UWP switch.

* Add launch settings for Wino.Mail

* Added new test WAP project

* fix platforms in slnx solution

* ManagePackageVersionsCentrally set default

* Fixing assets and couple issues with the new packaging project.

* Add back markdown

* Fix nuget warnings

* FIx error in WAP about build tools

* Add build.props with default language preview

* Some AOT compilation progress.

* More AOT stuff.

* Remove deprecated protocol auth activation handler.

* Fix remaining protocol handler for google auth.

* Even more AOT

* More more AOT fixes

* Fix a few more AOT warnings

* Fix signature editor AOT

* Fix composer and renderer AOT JSON

* Outlook Sync AOT

* Fixing bundle generation and package signing.

---------

Co-authored-by: Burak Kaan Köse <bkaankose@outlook.com>

Wino.Core.UWP/Services/NativeAppService.cs

@@ -2,7 +2,6 @@
 using System.Threading.Tasks;
 using Windows.ApplicationModel;
 using Windows.Foundation.Metadata;
-using Windows.Security.Authentication.Web;
 using Windows.Storage;
 using Windows.System;
 using Windows.UI.Shell;
@@ -21,7 +20,6 @@ namespace Wino.Services
     {
         private string _mimeMessagesFolder;
         private string _editorBundlePath;
-        private TaskCompletionSource<Uri> authorizationCompletedTaskSource;
 
         public Func<IntPtr> GetCoreWindowHwnd { get; set; }
 
@@ -107,13 +105,5 @@ namespace Wino.Services
 
             await taskbarManager.RequestPinCurrentAppAsync();
         }
-
-        public void ContinueAuthorization(Uri authorizationResponseUri)
-        {
-            if (authorizationCompletedTaskSource != null)
-            {
-                authorizationCompletedTaskSource.TrySetResult(authorizationResponseUri);
-            }
-        }
     }
 }