Clear Title while disposing PageHeader

framework/src/Volo.Abp.AspNetCore.Components.Web.Theming/Layout/PageHeader.razor.cs

@@ -113,6 +113,7 @@ public partial class PageHeader : ComponentBase, IDisposable
     {
         PageLayout.ToolbarItems.Clear();
         PageLayout.BreadcrumbItems.Clear();
+        PageLayout.Title = string.Empty;
         ToolbarItemRenders.Clear();
     }
 }