To display multiple category on product archive page

functions.php

add_filter('astra_woo_shop_product_categories' , 'category_callback');
function category_callback(){
    $product_categories = function_exists( 'wc_get_product_category_list' ) ? wc_get_product_category_list( get_the_ID(), ',', '', '' ) : $product->get_categories( ',', '', '' );
    $categories = !empty( $product_categories ) ? $product_categories : '' ;
    return $categories;
}