Adjust path to blazor.js

Author: johanndev

index.html

@@ -42,6 +42,6 @@
     <!-- Temporary polyfill for IE support -->
     <script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=Promise,fetch"></script>
 
-    <script src="/_framework/Blazor.Host.min.js" main="MicroApp.dll"></script>
+    <script src="/_framework/blazor.js" main="BlazorDemoApp.dll"></script>
 </body>
 </html>