fix(lob): adding client rendering for sample (#3727)

Author: ChronosSF

projects/app-lob/src/app/app.routes.server.ts

@@ -1,6 +1,10 @@
 import { RenderMode, ServerRoute } from '@angular/ssr';
 
 export const serverRoutes: ServerRoute[] = [
+    {
+        path: 'grid/grid',
+        renderMode: RenderMode.Client // TODO: Fails with Prerender
+    },
     {
         path: 'treegrid-finjs',
         renderMode: RenderMode.Client // TODO: Fails with Prerender