fixed logout flyout

Author: vgromfeld

Microsoft.Toolkit.Graph.Controls/Controls/LoginButton/LoginButton.cs

@@ -5,7 +5,6 @@
 using System;
 using System.ComponentModel;
 using System.Threading.Tasks;
-using Microsoft.Graph.Auth;
 using Microsoft.Toolkit.Graph.Providers;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
@@ -181,6 +180,12 @@ public async Task LoginAsync()
         /// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns>
         public async Task LogoutAsync()
         {
+            // Close Menu
+            if (FlyoutBase.GetAttachedFlyout(_loginButton) is FlyoutBase flyout)
+            {
+                flyout.Hide();
+            }
+
             var cargs = new CancelEventArgs();
             LogoutInitiated?.Invoke(this, cargs);
 
@@ -206,12 +211,6 @@ public async Task LogoutAsync()
 
                 LogoutCompleted?.Invoke(this, new EventArgs());
             }
-
-            // Close Menu
-            if (FlyoutBase.GetAttachedFlyout(_loginButton) is FlyoutBase flyout)
-            {
-                flyout.Hide();
-            }
         }
     }
 }