Remove some more library directives

pkg/analysis_server/test/edit/test_all.dart

Index: pkg/analysis_server/test/edit/test_all.dart
diff --git a/pkg/analysis_server/test/edit/test_all.dart b/pkg/analysis_server/test/edit/test_all.dart
index 8dd3e74091a964f5323722e2752ac1c5742d33ca..8bddf8c0ca99a85a180ac68954805cdef56cf0a2 100644
--- a/pkg/analysis_server/test/edit/test_all.dart
+++ b/pkg/analysis_server/test/edit/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.edit.all;
-
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import 'assists_test.dart' as assists_test;