add stream_chat_error_test.dart

Signed-off-by: Sahil Kumar <[email protected]>

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

@@ -45,6 +45,9 @@ class StreamWebSocketError extends StreamChatError {
   /// Response body. please refer to [ErrorResponse].
   final ErrorResponse? data;
 
+  @override
+  List<Object?> get props => [...super.props, code];
+
   @override
   String toString() {
     var params = 'message: $message';

packages/stream_chat/lib/src/core/http/interceptor/logging_interceptor.dart

@@ -1,4 +1,5 @@
 // ignore_for_file: lines_longer_than_80_chars
+// coverage:ignore-file
 
 import 'dart:math' as math;