fix: rm analytics code, closes #2

Author: phette23

_includes/analytics.html

@@ -1,8 +1 @@
-<!-- Google tag (gtag.js) -->
-<script async src="https://www.googletagmanager.com/gtag/js?id=G-W4P1X1T11Q"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-  gtag('config', 'G-W4P1X1T11Q');
-</script>
+{% comment %}Analytics tracking code goes here if we are using any{% endcomment %}