Remove some more library directives

pkg/analysis_server/test/integration/test_all.dart

Index: pkg/analysis_server/test/integration/test_all.dart
diff --git a/pkg/analysis_server/test/integration/test_all.dart b/pkg/analysis_server/test/integration/test_all.dart
index 6fb5ad14c00815c1e0a246de576c92c8821eda78..a34b3a1c300d96448be1053d10bf3c59548dc8b8 100644
--- a/pkg/analysis_server/test/integration/test_all.dart
+++ b/pkg/analysis_server/test/integration/test_all.dart
@@ -2,8 +2,6 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-library test.integration.all;
-
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import 'analysis/test_all.dart' as analysis_test_all;