turn service must be rebuilt on dashboard domain change

restart only restarts the container and does not affect the env
variables.

src/cloudron.js

@@ -347,7 +347,7 @@ function updateDashboardDomain(domain, auditSource, callback) {
     setDashboardDomain(domain, auditSource, function (error) {
         if (error) return callback(error);
 
-        addons.restartService('turn', NOOP_CALLBACK); // to update the realm variable
+        addons.rebuildService('turn', NOOP_CALLBACK); // to update the realm variable
 
         callback(null);
     });