Fix Markdown (#250)

* Fix Markdown

* Update demo.njk

Author: mzaini30

site/src/demo.njk

@@ -95,12 +95,16 @@ When the home page loads the chunks for that route are loaded. After that, `quic
 
 <img loading="lazy" class="article-image" src="/assets/images/screenshots/spa-devtools-optimized-1.png" height="204px" width="570px">
 
-Next:
+{% markdownConvert %}
+
+Next: 
 
 1. Clear the **Network** log again.
 1. Make sure **Disable** cache is not checked.  
 1. Click the Blog link to navigate to that page.
 
+{% endmarkdownConvert %}
+
 <img loading="lazy" class="article-image" src="/assets/images/screenshots/spa-devtools-optimized-2.png" height="76px" width="643px">
 
 {% markdownConvert %}