add google adsense

Author: chienkira

themes/minimo/layouts/partials/head/head.html

@@ -8,4 +8,6 @@
   {{ partial "head/hreflang" . }}
   {{ partial "head/includes" . }}
   {{ partial "head/extra" . }}
+  <script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-7868499078028282"
+     crossorigin="anonymous"></script>
 </head>