Remove extra parameters in BgImgFieldFormatter::create().

src/Plugin/Field/FieldFormatter/BgImgFieldFormatter.php

@@ -167,8 +167,6 @@ class BgImgFieldFormatter extends ResponsiveImageFormatter implements ContainerF
       $container->get('link_generator'),
       $container->get('current_user'),
       $container->get('breakpoint.manager'),
-      $container->get('file_system'),
-      $container->get('image.factory'),
       $container->get('token'),
       $container->get('request_stack'),
       $container->get('url_generator'),