chore(stream_chat_flutter_core): use local stream_chat

packages/stream_chat_flutter_core/lib/src/stream_channel.dart

@@ -355,7 +355,7 @@ class StreamChannelState extends State<StreamChannel> {
           var message = snapshot.error.toString();
           if (snapshot.error is DioError) {
             final dioError = snapshot.error as DioError;
-            if (dioError.type == DioErrorType.RESPONSE) {
+            if (dioError.type == DioErrorType.response) {
               message = dioError.message;
             } else {
               message = 'Check your connection and retry';

packages/stream_chat_flutter_core/pubspec.yaml

@@ -10,10 +10,11 @@ environment:
   flutter: ">=1.17.0"
 
 dependencies:
-  stream_chat: ^1.5.0
+  stream_chat:
+    path: ../stream_chat
   flutter:
     sdk: flutter
-  rxdart: ^0.25.0
+  rxdart: ^0.26.0
 
 dev_dependencies:
   mockito: ^4.1.4
@@ -21,4 +22,3 @@ dev_dependencies:
     sdk: flutter
   fake_async: ^1.1.0
   pedantic: ^1.9.2
-