GA4 support

[avelino]

not supported and google analytics version 4

<!-- Google tag (gtag.js) -->
<script async src="https://www.googletagmanager.com/gtag/js?id=G-MHKZRCJN0C"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  gtag('config', '<TAG-ID-FIRST-G>');
</script>