fix index

index.md

@@ -10,6 +10,6 @@ The following hands-on exercises are designed to support [Microsoft Learn](https
 
 {% assign labs = site.pages | where_exp:"page", "page.url contains '/Instructions'" %}
 | |
-| --- | --- | 
+| --- | --- |
 {% for activity in labs  %}| [{{ activity.lab.title }}{% if activity.lab.type %} - {{ activity.lab.type }}{% endif %}]({{ site.github.url }}{{ activity.url }}) |
 {% endfor %}