Change "Event Tags" meta label (TEC 3.0)

add_filter('tribe_get_meta_group', 'edit_tribe_single_meta_output', 10, 2);

function edit_tribe_single_meta_output($html, $meta_group_id) {
    if ('tribe_event_details' !== 'tribe_event_details') return $html;
    return str_replace('Event Tags', 'Magical Elephants', $html);
}