Ignore added test for simplicity

osu.Framework.Tests/Visual/Platform/TestSceneBlockExiting.cs

···
 // Copyright (c) ppy Pty Ltd <[e-mail]>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using NUnit.Framework;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 
 namespace osu.Framework.Tests.Visual.Platform
 {
+    [Ignore("for manual testing")]
     public class TestSceneBlockExiting : FrameworkTestScene
     {
         private Bindable<bool> blockingClose;