Fixing name of JOSM guide box

Author: Sophie-GelinasGagne

app/_includes/advanced.html

@@ -13,7 +13,7 @@ <h1 class="title feature-header">{{site.data[locale].advanced.title}}</h1>
     <div class="columns" style="text-align: center">
       <a href="{{ site.baseurl }}/assets/downloads/{{site.data[locale].checker.links.advancedJOSM_pdf}}">
         <img src="{{ site.baseurl }}/assets/graphics/content/process/Learn-MapNow.svg" alt="{{site.data[locale].img-alt.Learn-MapNow}}" /><br>
-        <div class="btn btn-grn contribute-caps">{{site.data[locale].advanced.guide}}</div>
+        <div class="btn btn-grn contribute-caps">{{site.data[locale].checker.links.guide}}</div>
       </a>
     </div>
   </div>