bump changelogs and pubspecs

packages/stream_chat_flutter/CHANGELOG.md

@@ -1,3 +1,9 @@
+## 2.0.0-nullsafety.4
+
+- Minor fixes and improvements
+- Updated `stream_chat_core` dependency
+- Improved performance of `MessageWidget` component
+
 ## 2.0.0-nullsafety.3
 
 - Fix MessageInput overflow when there are no actions

packages/stream_chat_flutter/pubspec.yaml

@@ -1,7 +1,7 @@
 name: stream_chat_flutter
 homepage: https://github.com/GetStream/stream-chat-flutter
 description: Stream Chat official Flutter SDK. Build your own chat experience using Dart and Flutter.
-version: 2.0.0-nullsafety.3
+version: 2.0.0-nullsafety.4
 repository: https://github.com/GetStream/stream-chat-flutter
 issue_tracker: https://github.com/GetStream/stream-chat-flutter/issues
 
@@ -30,13 +30,13 @@ dependencies:
   lottie: ^1.0.1
   meta: ^1.3.0
   path_provider: ^2.0.1
-  photo_manager: ^1.1.4
+  photo_manager: ^1.1.6
   photo_view: ^0.11.1
-  rxdart: ^0.26.0
+  rxdart: ^0.27.0
   scrollable_positioned_list: ^0.2.0-nullsafety.0
   share_plus: ^2.0.3
   shimmer: ^2.0.0
-  stream_chat_flutter_core: ^2.0.0-nullsafety.2
+  stream_chat_flutter_core: ^2.0.0-nullsafety.3
   substring_highlight: ^1.0.26
   synchronized: ^3.0.0
   url_launcher: ^6.0.3