Fix udate update notes.

Wino.Mail.WinUI/App.xaml.cs

@@ -209,12 +209,10 @@ public partial class App : WinoApplication,
         // Note: Theme service is initialized separately after window creation.
         await InitializeServicesAsync();
 
-        // Migrate existing base64 contact pictures to file system (one-time, no-op on subsequent starts).
-        await Services.GetRequiredService<IContactPictureFileService>().MigrateBase64PicturesAsync();
-
         _synchronizationManager = Services.GetRequiredService<ISynchronizationManager>();
         _preferencesService = Services.GetRequiredService<IPreferencesService>();
         _accountService = Services.GetRequiredService<IAccountService>();
+
         EnsureWindowManagerConfigured();
 
         var hasAnyAccount = (await _accountService.GetAccountsAsync()).Any();