Fix

Author: javiercn

src/ProjectTemplates/Web.ProjectTemplates/content/BlazorWeb-CSharp/BlazorWeb-CSharp/Components/App.razor

@@ -6,7 +6,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <base href="/" />
     @*#if (SampleContent)
-    <link rel="stylesheet" href="@Assets["bootstrap/dist/css/bootstrap.min.css"]" />
+    <link rel="stylesheet" href="@Assets["lib/bootstrap/dist/css/bootstrap.min.css"]" />
     ##endif*@
     <link rel="stylesheet" href="@Assets["app.css"]" />
     <link rel="stylesheet" href="@Assets["BlazorWeb-CSharp.styles.css"]" />