Updating forum url to add tag (#378)

Author: mavi-sqr

src/components/Menu.astro

@@ -89,7 +89,7 @@ const isHomepage = currentPath === "/" || currentPath === "/index.html";
         </li>
 
         <li class="show animated flipInX">
-          <a href="https://community.seqera.io/nextflow" target="_blank">
+          <a href="https://community.seqera.io/tag/nextflow" target="_blank">
             Forums
             <i class="fa fa-sm fa-external-link" aria-hidden="true"></i>
           </a>