Add gift icon the Shop menu item

gifticon.php

<?php
/**
 * Add gift icon the Shop menu item
 *
 * @param $sorted_menu_items
 *
 * @return mixed
 */
function gifticon_nav_menu_objects( $sorted_menu_items )
{
	if ( in_array( 'woocommerce/woocommerce.php', apply_filters( 'active_plugins', get_option( 'active_plugins' ) ) ) ) {
		$woocommerce_shop_page_id = get_option( 'woocommerce_shop_page_id' );

		foreach ( $sorted_menu_items as $item ) {
			if($item->object_id == $woocommerce_shop_page_id){
				$item->attr_title = 'glyphicon-gift';
			}
		}
	}

	return $sorted_menu_items;
}
add_filter( 'wp_nav_menu_objects', 'gifticon_nav_menu_objects' );