Update CHANGELOG.md

Author: nuno-vieira

CHANGELOG.md

@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### ✅ Added
 - Add extra data to user display info [#819](https://github.com/GetStream/stream-chat-swiftui/pull/819)
 ### 🐞 Fixed
-- Fix mark unread action not removed when read events are disabled #823
+- Fix mark unread action not removed when read events are disabled [#823](https://github.com/GetStream/stream-chat-swiftui/pull/823)
 
 # [4.78.0](https://github.com/GetStream/stream-chat-swiftui/releases/tag/4.78.0)
 _April 24, 2025_