Revert _Imports.razor

samples/ControlCatalog.Browser.Blazor/_Imports.razor

@@ -6,4 +6,5 @@
 @using Microsoft.AspNetCore.Components.Web.Virtualization
 @using Microsoft.AspNetCore.Components.WebAssembly.Http
 @using Microsoft.JSInterop
+@using ControlCatalog.Browser.Blazor.Shared
 @using SkiaSharp