Fix matomo tracking code

Author: NeuroShepherd

matomo_analytics.html

@@ -7,9 +7,9 @@
   (function() {
     var u="https://www.analytics.osc.lmu.de/";
     _paq.push(['setTrackerUrl', u+'matomo.php']);
-    _paq.push(['setSiteId', '8']);
+    _paq.push(['setSiteId', '6']);
     var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
     g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s);
   })();
 </script>
-<!-- End Matomo Code -->
+<!-- End Matomo Code -->