facetwp table sorter plugin compat

<?php
/**
 ** re-run table sorter init  after refreshing facets
 ** https://wordpress.org/plugins/table-sorter/
 **/
add_action( 'wp_head', function() { ?>

    <script>
        (function($) {
            $(document).on('facetwp-loaded', function() {
                $('.tablesorter .sortless').addClass('{sorter: false}');
	              $('.tablesorter').tablesorter({
	                sortLocaleCompare: true
	              });
            });
        })(jQuery);
    </script>

<?php } );