fix lint applied after PR was opened (#45953)

diff --git a/packages/flutter_tools/test/general.shard/vscode_test.dart b/packages/flutter_tools/test/general.shard/vscode_test.dart
index b23bb06..9073af8 100644
--- a/packages/flutter_tools/test/general.shard/vscode_test.dart
+++ b/packages/flutter_tools/test/general.shard/vscode_test.dart
@@ -1,4 +1,4 @@
-// Copyright 2019 The Chromium Authors. All rights reserved.
+// Copyright 2014 The Flutter Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.