fix(llc): cancelling attachments now removes it from the message.

Signed-off-by: xsahil03x <[email protected]>

packages/stream_chat/lib/src/core/error/stream_chat_error.dart

@@ -74,6 +74,7 @@ class StreamChatNetworkError extends StreamChatError {
     ChatErrorCode errorCode, {
     int? statusCode,
     this.data,
+    this.isRequestCancelledError = false,
   })  : code = errorCode.code,
         statusCode = statusCode ?? data?.statusCode,
         super(errorCode.message);
@@ -84,6 +85,7 @@ class StreamChatNetworkError extends StreamChatError {
     required String message,
     this.statusCode,
     this.data,
+    this.isRequestCancelledError = false,
   }) : super(message);
 
   ///
@@ -100,6 +102,7 @@ class StreamChatNetworkError extends StreamChatError {
           errorResponse?.message ?? response?.statusMessage ?? error.message,
       statusCode: errorResponse?.statusCode ?? response?.statusCode,
       data: errorResponse,
+      isRequestCancelledError: error.type == DioErrorType.cancel,
     )..stackTrace = error.stackTrace;
   }
 
@@ -112,6 +115,9 @@ class StreamChatNetworkError extends StreamChatError {
   /// Response body. please refer to [ErrorResponse].
   final ErrorResponse? data;
 
+  /// True, in case the error is due to a cancelled network request.
+  final bool isRequestCancelledError;
+
   StackTrace? _stackTrace;
 
   ///