Remove some more library directives

pkg/analysis_server/test/integration/completion/test_all.dart

Index: pkg/analysis_server/test/integration/completion/test_all.dart
diff --git a/pkg/analysis_server/test/integration/completion/test_all.dart b/pkg/analysis_server/test/integration/completion/test_all.dart
index 580ffcaaf76df9c0f9c2d770fe068783750c1143..f07053b91ad51b4ed05d509c52269a8ea45a0233 100644
--- a/pkg/analysis_server/test/integration/completion/test_all.dart
+++ b/pkg/analysis_server/test/integration/completion/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.completion.all;
-
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import 'get_suggestions_test.dart' as get_suggestions_test;