added DNS server again

fe-test-common/overlay/etc/hiera/data/group.yaml

@@ -40,8 +40,6 @@ sunet_frontend:
             'eidas-connector-2.test.sveidas.se':
               ips: ['89.45.234.195']
               server_args: 'ssl check verify none cookie ect2'
-        dns:
-          - 89.32.32.32
         allow_ports:
           - 443
         letsencrypt_server: 'acme-c.sunet.se'
@@ -61,6 +59,8 @@ sunet_frontend:
             'test-1.test.sveidas.se':
               ips: ['89.45.233.88']
               server_args: 'ssl check verify none'
+        dns:
+          - 89.32.32.32
         allow_ports:
           - 443
         letsencrypt_server: 'acme-c.sunet.se'