Link Events List widget title to the main events page

add_filter('dynamic_sidebar_params', 'insert_list_widget_title_img');

function insert_list_widget_title_img($args) {
    if ('Events List' !== $args[0]['widget_name']) return $args;

    $args[0]['before_title'] .= '<a href="' . tribe_get_events_link() . '" title="Events page" >';
    $args[0]['after_title'] .= '</a>';
    return $args;
}