change store name to user name username wc vendors pro

functions.php

/* WC Vendors Pro - Change the default vendor store name from "Username Store" to "username only" */
add_filter('wcv_default_store_name', 'new_wcv_default_store_name');
function new_wcv_default_store_name () {
  $current_user = wp_get_current_user();
  $new_store_default = $current_user->user_login;
  return $new_store_default;
}