facetwp add facetwp-template to downloads shortcode

<?php
/** filters download shortcode to wrap text for 0 results in facetwp-template class
 ** text may need to be adjust to match site setting
 **/

add_filter( 'downloads_shortcode', function( $output, $atts ) {
	$output = str_replace( 'No Products found', '<div class="facetwp-template">No Products found</div>', $output );
	return $output;
}, 20, 2 );