add community link back to mobile nav

Author: jderochervlk

src/components/Navigation.res

@@ -380,15 +380,13 @@ module MobileNav = {
             {React.string("Blog")}
           </Link>
         </li>
-        /*
          <li className=base>
            <Link href="/community"  className={linkOrActiveLink(~target="/community", ~route)}>
 
                {React.string("Community")}
 
            </Link>
          </li>
- */
         <li className=base>
           <a href=Constants.xHref rel="noopener noreferrer" className=extLink>
             {React.string("X")}