Update README.md

Author: chohongm

README.md

@@ -325,10 +325,7 @@ The `sb.setErrorFirstCallback(false)` returns callbacks to their original parame
 
 ## Changelogs
 
-## v3.0.143(FEB 04, 2021)
+## v3.0.144(FEB 19, 2021)
 
-If you want to check the record of other versions, go to [Change Log](https://github.com/sendbird/Sendbird-SDK-JavaScript/blob/master/CHANGELOG.md).
-
-- IE11 compatibility fix for `getPreviousMessagesByID()`.
-- Deprecated `markAsDelivered()` in `GroupChannel`.
-- Improved stability.
+- Add & Delete reaction API bug-fix to support emoji code and URI encoding.
+- React native bug fix: Group channel static `buildFromSerializedData()`.