Remove some more library directives

pkg/analysis_server/test/services/test_all.dart

Index: pkg/analysis_server/test/services/test_all.dart
diff --git a/pkg/analysis_server/test/services/test_all.dart b/pkg/analysis_server/test/services/test_all.dart
index 5ee80ace6e24d2c6a3b753d2f4ab49a87ca2e736..66729cfe1d5e0b0cf137c402beeeaf422d251bbd 100644
--- a/pkg/analysis_server/test/services/test_all.dart
+++ b/pkg/analysis_server/test/services/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.services;
-
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import 'completion/test_all.dart' as completion_all;