fix(templates): Use correct names

templates/card/de.html

@@ -55,7 +55,7 @@
   </div>
   <div class="sheet">
     <div class="columns is-multiline">
-      {{ range cards_swapped }}
+      {{ range .CardsSwapped }}
       <div class="column is-half runnercard" style="justify-content: center; align-items: center; text-align: center;">
         <!--SPONSOR LOGO FIRST-->
         <div style="height: 2cm; padding: 0 0 2.25cm 0">