Fixing the snippet.md

There was an extra ';' in the provided snippet, causing the code not to work as expected. I've removed it to ensure that customers copying the snippet won't encounter this issue again.

Author: prigiattiperrut

src/connections/destinations/catalog/optimizely-web/index.md

@@ -241,7 +241,7 @@ More importantly, to send the true referrer value with the initial `page` call i
   if (window.optimizelyEffectiveReferrer) var referrer = window.optimizelyEffectiveReferrer;
 
   // If they did, override the document.referrer
-  referrer ? analytics.page({ referrer: referrer }); : analytics.page();
+  referrer ? analytics.page({ referrer: referrer }): analytics.page();
   /* MODIFIED SECTION */
 
   }}();