Improve "Get Started" button on pricing page

Signed-off-by: Juan Cruz Viotti <jv@jviotti.com>

Author: jviotti

content/_index.html

@@ -227,7 +227,7 @@ <h1 class="card-title pricing-card-title">€0<small class="text-body-secondary
               <li>Unlimited instances</li>
               <li>Community support</li>
             </ul>
-            <a href="https://github.com/sourcemeta/registry" class="w-100 btn btn-lg btn-outline-primary d-block">Get Started</a>
+            <a href="https://registry.sourcemeta.com/getting-started" class="w-100 btn btn-lg btn-outline-primary d-block">Get Started</a>
             <a href="https://github.com/sourcemeta/registry" class="mt-3 d-block">Gift us a star on GitHub</a>
           </div>
         </div>