Contact to support

Changes contact@hifis.net to support@hifis.net. To be applied as soon as the latter address is available (@jandt-desy).

contact.md

@@ -15,7 +15,7 @@ additional_css:
 {% include contact_form.html %}
 
 ## You can also reach us via mail:
-[support@hifis.net](mailto:support@hifis.net)
+[support@hifis.net](mailto:{{ site.contact_mail }})
 
 {:.text-success}
 ## Core Contact Team