minor type update

Author: nianliuu

README_OSS.md

@@ -74,7 +74,7 @@ bin/kafka-console-producer.sh --topic topic_0 --bootstrap-server localhost:9092
 >{"id": 0, "title": "The Reported Mortality Rate of Coronavirus Is Not Important", "title_vector": [0.041732933, 0.013779674, -0.027564144, -0.013061441, 0.009748648, 0.00082446384, -0.00071647146, 0.048612226], "link": "https://medium.com/swlh/the-reported-mortality-rate-of-coronavirus-is-not-important-369989c8d912"}
 ```
 
-2. Check if the entity has been inserted into the collection in Zilliz Cloud. Here is what it looks like on Zilliz Cloud if the insertion succeeds:
+3. Check if the entity has been inserted into the collection in Zilliz Cloud. Here is what it looks like on Zilliz Cloud if the insertion succeeds:
 
 <img src="src/main/resources/images/insearted_entities.png" width="80%" />