Fix broken glossary link in NOMAD Meta Info webpage

webservice/src/main/resources/frontend/views/header.html

@@ -7,7 +7,7 @@
                     <a href="http://www.nomad-coe.eu/"><img src="images/nomadlarge.png" alt="NOMAD" style="width:200px;height:87px;hover:none"></a>
                     <a href="info.html">NOMAD Meta Info</a>
                     <!--<a href="static/glossary.html"><img src="images/info.png" alt="Glossary" style="width:20px;height:20px;hover:none"></a>-->
-                    <a href="static/glossary.html"><i class="material-icons md-light-30" alt="Glossary">help</i></a>
+                    <a href="static/metainfo.html"><i class="material-icons md-light-30" alt="A short guide about the NOMAD Meta Info">help</i></a>
                     <a href="info.html"><i class="material-icons md-light-30" alt="Info">info</i></a>
                     <a href="#/common/section_single_configuration_calculation"><i class="material-icons md-light-30" alt="Home">home</i></a>
                     <!--<i class="material-icons">&#xE887;</i>-->