typo in owncloud template config

roles/owncloud/templates/etc-nginx-sites-enabled-owncloud.j2

@@ -6,7 +6,7 @@ server {
 
 server {
         listen 443 ssl;
-        server_name owncloud.{{ instance_name }};
+        server_name owncloud.{{ domain }};
         keepalive_timeout   70;
         ssl_protocols       TLSv1 TLSv1.1 TLSv1.2;
         ssl_ciphers         AES128-SHA:AES256-SHA:RC4-SHA:DES-CBC3-SHA:RC4-MD5;