function grid_ld_progress_bar( $output, $args ) {

    var_dump( $args );

    $id = 1;

    return do_shortcode('[learndash_course_progress course_id="' . $id . '"]');

}

add_filter( 'tg_before_grid_item_end', 'grid_ld_progress_bar', 10, 2 );