wc vendors pro website url required field

functions.php

/* WEBSITE REQUIRED */
function wcv_vendor_company_url_required( $args ) { 
    $args[ 'custom_attributes' ] = array( 
	'data-rules' => 'required', 
	'data-error' => __( 'This field is required.', 'wcvendors-pro' )
	); 
    return $args; 
} 
add_filter( 'wcv_vendor_company_url', 'wcv_vendor_company_url_required' );