Fix reference to config

_Always_ run tests before you commit

Signed-off-by: Robin Ketelbuters <robin.ketelbuters@gmail.com>

registry/registry.go

@@ -330,7 +330,7 @@ func (registry *Registry) ListenAndServe() error {
 
 // Shutdown gracefully shuts down the registry's HTTP server.
 func (registry *Registry) Shutdown() error {
-	dcontext.GetLogger(registry.app).Info("stopping server gracefully. Draining connections for ", config.HTTP.DrainTimeout)
+	dcontext.GetLogger(registry.app).Info("stopping server gracefully. Draining connections for ", registry.config.HTTP.DrainTimeout)
 	// shutdown the server with a grace period of configured timeout
 	c, cancel := context.WithTimeout(context.Background(), registry.config.HTTP.DrainTimeout)
 	defer cancel()