docs: fix typo in readme

README.rst

@@ -102,7 +102,7 @@ in this repo and we'll *produce* a ping event::
 If this event was successfully produced, you'll see a log message that says
 ``Message delivered to Kafka event bus: topic=dev-events-testing``.
 You should also now see the ``dev-events-testing`` topic available in your local confluent control center,
-and even the test events that are being published to the topic.
+in addition to the test events that are being published to the topic.
 
 Deploying
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