Increase timeout for example test that kept timing out intermittently.

Author: Frederick Ross

tests/test_examples.py

@@ -284,7 +284,7 @@ def test_analytics(self):
         tracker.track("test_event", distinct_id="123abc", abc="12345")
 
         # Wait until the events get indexed
-        self.assertEventuallyTrue(lambda: index.refresh()['totalEventCount'] == '2')
+        self.assertEventuallyTrue(lambda: index.refresh()['totalEventCount'] == '2', timeout=200)
 
         # Now, we create a retriever to retrieve the events
         retriever = analytics.output.AnalyticsRetriever(