Remove old GA script from docs

Change-Id: If3cf5747553a56e3c80b6286ee395aa7a7e8afdb
Reviewed-on: https://asterix-gerrit.ics.uci.edu/2657
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>
diff --git a/asterixdb/asterix-doc/src/site/site.xml b/asterixdb/asterix-doc/src/site/site.xml
index 4f782d3..90877a0 100644
--- a/asterixdb/asterix-doc/src/site/site.xml
+++ b/asterixdb/asterix-doc/src/site/site.xml
@@ -59,15 +59,6 @@
 
   <body>
     <head>
-      <![CDATA[<script>
-        (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
-        (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
-        m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
-        })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
-
-        ga('create', 'UA-41536543-1', 'uci.edu');
-        ga('send', 'pageview');
-      </script>]]>
     </head>
     <links>
       <item name="Documentation Home" href="index.html"/>