Update CHANGELOG.md

CHANGELOG.md

@@ -6,10 +6,14 @@ All notable changes to this project will be documented in this file.
 ### Changed
 - Improve internal gRPC connection management for better error propagation. [EventStoreDB-Client-Java#226](https://github.com/EventStore/EventStoreDB-Client-Java/pull/226)
 - Add secure and cluster tests. [EventStoreDB-Client-Java#236](https://github.com/EventStore/EventStoreDB-Client-Java/pull/236)
+- Improve connection string parsing. [EventStoreDB-Client-Java#243](https://github.com/EventStore/EventStoreDB-Client-Java/pull/243)
 
 ### Added
 - Support authenticated gossip read request. [EventStoreDB-Client-Java#235](https://github.com/EventStore/EventStoreDB-Client-Java/pull/235)
 
+### Fixed
+- Improve stream metadata serialization. [EventStoreDB-Client-Java#242](https://github.com/EventStore/EventStoreDB-Client-Java/pull/242)
+
 ## [4.3.0] - 2023-07-03
 ### Added
 - Support user-provided gRPC client interceptors. [EventStoreDB-Client-Java#233](https://github.com/EventStore/EventStoreDB-Client-Java/pull/233)