chore(llc): fix lints

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

packages/stream_chat/lib/src/ws/websocket.dart

@@ -6,7 +6,6 @@ import 'package:logging/logging.dart';
 import 'package:meta/meta.dart';
 import 'package:rxdart/rxdart.dart';
 import 'package:stream_chat/src/core/error/error.dart';
-import 'package:stream_chat/src/core/http/token.dart';
 import 'package:stream_chat/src/core/http/token_manager.dart';
 import 'package:stream_chat/src/core/models/event.dart';
 import 'package:stream_chat/src/core/models/user.dart';

packages/stream_chat/test/src/client/client_test.dart

@@ -1,5 +1,4 @@
 import 'package:mocktail/mocktail.dart';
-import 'package:stream_chat/src/core/api/device_api.dart';
 import 'package:stream_chat/src/core/http/token.dart';
 import 'package:stream_chat/src/core/models/banned_user.dart';
 import 'package:stream_chat/stream_chat.dart';

packages/stream_chat/test/src/core/models/filter_test.dart

@@ -189,7 +189,7 @@ void main() {
         final encoded = json.encode(filter);
         expect(
           encoded,
-          '{"$key":{"${FilterOperator.equal.toString()}":${json.encode(value)}}}',
+          '''''{"$key":{"${FilterOperator.equal.toString()}":${json.encode(value)}}}''',
         );
       });
       test('listValue', () {
@@ -199,7 +199,7 @@ void main() {
         final encoded = json.encode(filter);
         expect(
           encoded,
-          '{"$key":{"${FilterOperator.in_.toString()}":${json.encode(values)}}}',
+          '''{"$key":{"${FilterOperator.in_.toString()}":${json.encode(values)}}}''',
         );
       });
 

packages/stream_chat_flutter/lib/src/attachment/attachment.dart

@@ -1,6 +1,5 @@
 export 'attachment_upload_state_builder.dart';
-export 'attachment_widget.dart'
-    show AttachmentError, AttachmentSource, AttachmentSourceX;
+export 'attachment_widget.dart' show AttachmentError, AttachmentSource;
 export 'file_attachment.dart';
 export 'giphy_attachment.dart';
 export 'image_attachment.dart';