fix class name

@@ -61,7 +61,7 @@ class Application
 
             $app = $options ?: 'default';
 
-            $config = \config(ServiceProvider::$name . '.' . $app);
+            $config = \config(TiktokShopServiceProvider::$name . '.' . $app);
 
             if (!is_array($config)) {
                 throw new \InvalidArgumentException('config file not found');