update stream_chat_flutter_core changelog

packages/stream_chat/CHANGELOG.md

@@ -2,6 +2,7 @@
 
 🛑️ Breaking Changes from `1.5.3`
 
+- migrate this package to null safety
 - `ConnectUserWithProvider` now requires `tokenProvider` as a required param. (Removed from the constructor)
 - `client.disconnect()` is now divided into two different functions
     - `client.closeConnection()` -> for closing user websocket connection.
@@ -24,6 +25,7 @@
 
 - [#369](https://github.com/GetStream/stream-chat-flutter/issues/369): Client does not return without internet connection
 - several minor fixes
+- performance improvements
 
 
 ✅ Added

packages/stream_chat_flutter_core/CHANGELOG.md

@@ -1,3 +1,24 @@
+## 2.0.0
+
+🛑️ Breaking Changes from `1.5.3`
+
+- migrate this package to null safety
+- `channelsBloc.queryChannels()`, `ChannelListCore` options param/property is removed in favor of individual params/properties
+    - `options.state` -> bool state
+    - `options.watch` -> bool watch
+    - `options.presence` -> bool presence
+- `usersBloc.queryUsers()`, `UserListCore` options param/property is removed in favor of individual params/properties
+    - `options.presence` -> bool presence
+
+✅ Added
+
+- Monitor connection using `connectivity_plus` package
+
+🐞 Fixed
+
+- Minor fixes
+- Performance improvements
+
 ## 2.0.0-nullsafety.9
 - Update llc dependency