Update link in index.html to point to tutorial (#96)

* Update link in index.html to point to tutorial

Signed-off-by: green-br <thomas.green@bristol.ac.uk>

* Update link in index.html to point to root docs

Signed-off-by: green-br <thomas.green@bristol.ac.uk>

---------

Signed-off-by: green-br <thomas.green@bristol.ac.uk>

Author: green-br

layouts/index.html

@@ -56,7 +56,7 @@ <h2 class="h4 text-center">Modularity</h2>
   <div class="row justify-content-center text-center">
     <div class="col-lg-8"> <!-- Widened for better readability -->
       <h2 class="mt-2">Learn more about using OpenCHAMI</h2>
-      <a class="btn btn-primary rounded-pill px-4 my-2" href="/docs/introduction-to-openchami/" role="button">Learn More</a>
+      <a class="btn btn-primary rounded-pill px-4 my-2" href="/docs/" role="button">Learn More</a>
     </div>
   </div>
 </section>