Merge pull request #5 from HISPlayer/release/4.12.0

Update releases.md

Author: ivder

releases.md

@@ -1,5 +1,10 @@
 # HISPlayer Unity MacOS SDK Release Notes
 
+### Version 4.12.0
+##### October 29, 2025
+- [**Improvement**] Optimized SetPlaybackSpeed behavior to follow the video playback state.
+- [**Improvement**] Improved the UI appearance of HISPlayerManager in the inspector.
+
 ### Version 4.10.0
 ##### September 11, 2025
 - [**Improvement**] Optimized RemoveStream after Stop.