Add Google Analytics script

public/index.html

@@ -8,6 +8,14 @@
         <link rel="icon" href="<%= BASE_URL %>favicon.ico">
         <title>PrimeVUE</title>
         <link id="theme-link" rel="stylesheet" href="<%= BASE_URL %>themes/nova-light/theme.css">
+        <script async src="https://www.googletagmanager.com/gtag/js?id=UA-93461466-1"></script>
+        <script>
+        window.dataLayer = window.dataLayer || [];
+        function gtag(){dataLayer.push(arguments);}
+        gtag('js', new Date());
+
+        gtag('config', 'UA-93461466-1');
+        </script>
         <script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src='https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);})(window,document,'script','dataLayer','GTM-P2KMD7W');</script>
     </head>