Merge branch 'tc/remove-voicemail' into 'master'

Deleted voicemailbox from contactpage

Closes #692

See merge request !962

website/thaliawebsite/templates/singlepages/contact.html

@@ -28,10 +28,6 @@
         <td>{% trans "Telephone:" %}</td>
         <td>+31 (0)24 3653498</td>
     </tr>
-    <tr>
-        <td>{% trans "Voicemailbox:" %}</td>
-        <td>+31 (0)84 8339677</td>
-    </tr>
     <tr>
         <td valign="top">{% trans "Email:" %}</td>
         <td>