Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/global/activate/constraint_test.dart

+// 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.
+
 import 'package:scheduled_test/scheduled_test.dart';
+
 import '../../descriptor.dart' as d;
 import '../../test_pub.dart';
+
 main() {
   initConfig();
   integration('chooses the highest version that matches the constraint', () {
     servePackages((builder) {
       builder.serve("foo", "1.0.0");
       builder.serve("foo", "1.0.1");
       builder.serve("foo", "1.1.0");
       builder.serve("foo", "1.2.3");
     });
+
     schedulePub(args: ["global", "activate", "foo", "<1.1.0"]);
+
     d.dir(
         cachePath,
         [
             d.dir(
                 'global_packages',
                 [
                     d.dir('foo', [d.matcherFile('pubspec.lock', contains('1.0.1'))])])]).validate();
   });
 }