Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/get/hosted/unlock_if_version_doesnt_exist_test.dart

Index: sdk/lib/_internal/pub_generated/test/get/hosted/unlock_if_version_doesnt_exist_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/get/hosted/unlock_if_version_doesnt_exist_test.dart b/sdk/lib/_internal/pub_generated/test/get/hosted/unlock_if_version_doesnt_exist_test.dart
index 0d804843437abff7f7710a51bf804529280700b9..76ba6a2674302658d9d3e4e6cd6edb4eb176b433 100644
--- a/sdk/lib/_internal/pub_generated/test/get/hosted/unlock_if_version_doesnt_exist_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/get/hosted/unlock_if_version_doesnt_exist_test.dart
@@ -1,15 +1,23 @@
+// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
+// 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 pub_tests;
+
 import 'package:path/path.dart' as p;
 import 'package:scheduled_test/scheduled_test.dart';
+
 import '../../../lib/src/io.dart';
 import '../../descriptor.dart' as d;
 import '../../test_pub.dart';
+
 main() {
   initConfig();
   integration(
       'upgrades a locked pub server package with a nonexistent version',
       () {
     servePackages((builder) => builder.serve("foo", "1.0.0"));
+
     d.appDir({
       "foo": "any"
     }).create();
@@ -17,7 +25,9 @@ main() {
     d.packagesDir({
       "foo": "1.0.0"
     }).validate();
+
     schedule(() => deleteEntry(p.join(sandboxDir, cachePath)));
+
     servePackages((builder) => builder.serve("foo", "1.0.1"), replace: true);
     pubGet();
     d.packagesDir({