Change Price label , remove currency, add info, wc vendors pro product form

functions.php

/* change the label for the price and sale price fields wc vendors pro front end add/edit product form */
add_filter('wcv_product_price', 'custom_wcv_product_price');
  function custom_wcv_product_price ( $args ){
$args['label'] = '<strong>REGULAR PRICE</strong><br><i class="fa fa-info-circle" aria-hidden="true"></i>  <small>Choose a price in USD $ <strong>WITHOUT</strong> currency symbols</small>';
    return $args;
}
add_filter('wcv_product_sale_price', 'custom_wcv_product_sale_price');
  function custom_wcv_product_sale_price ( $args ){
$args['label'] = '<strong>SALE PRICE</strong>   <br><i class="fa fa-info-circle" aria-hidden="true"></i>  <small>Choose a price in USD $ <strong>WITHOUT</strong> currency symbols</small>';
    return $args;
}