Update changelog

Author: martin-sucha

CHANGELOG.md

@@ -7,12 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 ### Added
-- Added the InstaclustrPasswordAuthenticator to the list of default approved authenticators.
+- Added the InstaclustrPasswordAuthenticator to the list of default approved authenticators. (#1711)
 - Added the `com.scylladb.auth.SaslauthdAuthenticator` and `com.scylladb.auth.TransitionalAuthenticator`
-  to the list of default approved authenticators.
+  to the list of default approved authenticators. (#1712)
 - Added transferring Keyspace and Table names to the Query from the prepared response and updating
-  information about that every time this information is received
+  information about that every time this information is received. (#1714)
 ### Changed
+- Tracer created with NewTraceWriter now includes the thread information from trace events in the output. (#1716)
 
 ### Fixed