call for nodes in es add index

call-for-nodes.html

@@ -17,7 +17,7 @@
     </p>
     <p class="lang" >
         <a href="index.html">[EN]</a>
-        <a href="index.es.html">[ES]</a>
+        <a href="call-for-nodes.es.html">[ES]</a>
         <a href="call-for-nodes.it.html">[IT]</a>
         <a href="index.cat.html">[CA]</a>
         <a href="index.fr.html">[FR]</a>