chore: Address comments

Author: MartinZikmund

src/SamplesApp/SamplesApp.UITests/Windows_UI_Xaml_Shapes/Basics_Shapes_Tests.cs

@@ -69,6 +69,7 @@ public void When_Polygon()
 		[AutoRetry]
 		[ActivePlatforms(Platform.iOS)]
 		[Timeout(TestTimeout)]
+		[Ignore("Flaky on iOS/Android native https://github.com/unoplatform/uno/issues/22688")]
 		public void When_Path()
 		{
 			// For Path, the junction between the begin and the end of the path is not as smooth as WinUI (on iOS),

src/Uno.UI/UI/Xaml/Controls/CommandBarFlyout/TextCommandBarFlyout.mux.cs

@@ -757,7 +757,7 @@ private void ExecuteRedoCommand()
 	{
 		var target = Target;
 
-		if (target is TextBox textBoxTarget and not PasswordBox) // Uno specific: PasswordBox derives from TextBox)
+		if (target is TextBox textBoxTarget and not PasswordBox) // Uno specific: PasswordBox derives from TextBox
 		{
 			textBoxTarget.Redo();
 		}

src/Uno.UI/UI/Xaml/UIElement.mux.cs

@@ -5,7 +5,6 @@
 using System;
 using System.Collections.Generic;
 using System.Runtime.CompilerServices;
-using System.Windows.Markup;
 using DirectUI;
 using Microsoft.UI.Xaml.Automation.Peers;
 using Microsoft.UI.Xaml.Controls;