Update source/whats-new.txt

Co-authored-by: Mike Woofter <[email protected]>

Author: caitlindavey

source/whats-new.txt

@@ -40,7 +40,7 @@ What's New in 1.10.1
 
   Upgrade to version 1.10.1 if you are using version 1.9 or 1.10 of the connector.
 
-- Fixed a resource leak related to ``MongoSourceTask.start`` that was introduced in 1.9.0. 
+- Fixed a resource leak related to ``MongoSourceTask.start`` that was introduced in version 1.9. 
 
 .. _kafka-connector-whats-new-1.10: