4.3.0 release notes cosmetics

[ci skip]

Author: michaelklishin

release-notes/4.3.0.md

@@ -344,8 +344,8 @@ compared to other versions.
 
    GitHub issue: [#16039](https://github.com/rabbitmq/rabbitmq-server/pull/16039)
 
- * AMQP 1.0: attaching with a lin[k handle already in use on the same session is now rejecte](https://github.com/rabbitmq/rabbitmq-server/pull/16039)d
-   with a `handle-in-use` session[ error, as required by the specificatio](https://github.com/rabbitmq/rabbitmq-server/pull/16039)n
+ * AMQP 1.0: attaching with a link handle already in use on the same session is now rejected
+   with a `handle-in-use` session error, as required by the specification
 
    GitHub issue: [#16039](https://github.com/rabbitmq/rabbitmq-server/pull/16039)