Remove licences from kit update downloads page

Author: trickeydan

_data/kit_versions.yml

@@ -1,2 +1,5 @@
 # The latest version should be the first in this file.
+# The format of this file should be like such:
+# - version: 20xx.y.z
+#   released: 2038-01-19
 []

_includes/updates-table.html

@@ -3,7 +3,6 @@
     <th></th>
     <th>Release Date</th>
     <th>Download</th>
-    <th>Licences</th>
   </tr>
   {% for kit_version in site.data.kit_versions %}
     {% assign version = kit_version.version %}
@@ -21,7 +20,6 @@
           Download {{ version }}
         </a>
       </td>
-      <td><a href="https://kit-downloads.studentrobotics.org/kit-software/{{ version }}/srobo-robot-{{ version }}-licences">Licences</a></td>
     </tr>
   {% endfor %}
 </table>