Fix for searchHandler

Author: HarishwaranVijayakumar

src/Controls/tests/TestCases.HostApp/Issues/Issue14497.cs

@@ -29,7 +29,7 @@ public Issue14497Page()
             AutomationId = "ChangeSearchText"
         };
 
-        button.Clicked += Button_Clicked;
+        button.Clicked += (s,e) => _searchHandler.SetQuery("Hello World");
 
         VerticalStackLayout stackLayout = new VerticalStackLayout
         {
@@ -39,11 +39,6 @@ public Issue14497Page()
         Content = stackLayout;
         Shell.SetSearchHandler(this, _searchHandler);
     }
-
-    private void Button_Clicked(object sender, EventArgs e)
-    {
-        _searchHandler.SetQuery("Hello World");
-    }
 }
 
 public class Issue14497CustomSearchHandler : SearchHandler

src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue14497.cs

@@ -9,13 +9,13 @@ public class Issue14497 : _IssuesUITest
 	public Issue14497(TestDevice device) : base(device) { }
 
 	public override string Issue => "Dynamically setting SearchHandler Query property does not update text in the search box";
+	const string ChangeSearchText = "ChangeSearchText";
 
 	[Test]
 	[Category(UITestCategories.Shell)]
 	[Category(UITestCategories.SearchBar)]
 	public void DynamicallyQueryNotUpdating()
 	{
-		const string ChangeSearchText = "ChangeSearchText";
 		App.WaitForElement(ChangeSearchText);
 		App.Tap(ChangeSearchText);
 		VerifyScreenshot();