Update CHANGELOG.md

CHANGELOG.md

@@ -28,6 +28,7 @@ _October 02, 2024_
 - Fix old channel updates not being added to the channel list automatically [#3430](https://github.com/GetStream/stream-chat-swift/pull/3430)
 - Keep consistent order in channel and member lists when sorting by key with many equal values [#3423](https://github.com/GetStream/stream-chat-swift/pull/3423)
   - Recommendation: Always add at least one unique key to the query's sort
+- Avoid rare optimistic locking failure by refreshing the object before saving to the persistent store [#3432](https://github.com/GetStream/stream-chat-swift/pull/3432)
 - Fix `PollOption.latestVotes` sorting [#3374](https://github.com/GetStream/stream-chat-swift/pull/3374)
 - Fix `Poll.latestAnswers` sorting [#3374](https://github.com/GetStream/stream-chat-swift/pull/3374)
 - Fix `Poll` updates not triggering message updates in `ChannelController` [#3374](https://github.com/GetStream/stream-chat-swift/pull/3374)