Remove some more library directives

pkg/analysis_server/test/services/correction/levenshtein_test.dart

Index: pkg/analysis_server/test/services/correction/levenshtein_test.dart
diff --git a/pkg/analysis_server/test/services/correction/levenshtein_test.dart b/pkg/analysis_server/test/services/correction/levenshtein_test.dart
index 956199a7da063bd900c08c3f469f6b953af8364a..e398f837cecda7391da159b4fcd8b89fa405231b 100644
--- a/pkg/analysis_server/test/services/correction/levenshtein_test.dart
+++ b/pkg/analysis_server/test/services/correction/levenshtein_test.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.correction.levenshtein;
-
 import 'package:analysis_server/src/services/correction/levenshtein.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';