Astra Category Seprator

add_filter('astra_post_categories', 'tags_seperator');
function tags_seperator(){
    $output = '';
    $categories_list = get_the_category_list( __( ' * ', 'astra' ) );
    if ( $categories_list ) {
        $output .= '<span class="cat-links">' . $categories_list . '</span>';
    }
    return $output;
}