Fixes Google Analytics 4 integration

Quick fix for Google Analytics 4 integration

Author: effgarces

tpl/globalfooter.tpl

@@ -15,10 +15,12 @@
 	{if !empty($GoogleAnalyticsTrackingId)}
 		<!-- Google tag (gtag.js) - Google Analytics -->
 		<script async src="https://www.googletagmanager.com/gtag/js?id={$GoogleAnalyticsTrackingId}"></script>
+		{literal}
 		<script>
 			window.dataLayer = window.dataLayer || [];
 			function gtag(){dataLayer.push(arguments);}
 			gtag('js', new Date());
+		{/literal}
 			gtag('config', '{$GoogleAnalyticsTrackingId}');
 		</script>
 	{/if}