corrected edge cases

Author: mossmana

packages/devtools_app/test/test_infra/fixtures/flutter_app/lib/main.dart

@@ -1,11 +1,8 @@
-// Copyright 2025 The Flutter Authors
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file or at https://developers.google.com/open-source/licenses/bsd.
 // FILE: main.dart (Note: Do not remove comment, for testing.)
 
-// Copyright 2021 The Chromium Authors. All rights reserved.
+// Copyright 2021 The Flutter Authors
 // Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// found in the LICENSE file or at https://developers.google.com/open-source/licenses/bsd.
 
 // ATTENTION: If any lines are added to or  deleted from this file then the
 // debugger panel integration test will need to be updated with new line numbers

packages/devtools_app/test/test_infra/utils/rendering_tester.dart

@@ -1,7 +1,4 @@
-// Copyright 2025 The Flutter Authors
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file or at https://developers.google.com/open-source/licenses/bsd.
-// Copyright 2020 The Flutter 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.