Store the async-await compiled pub code directly in the repo.

sdk/lib/_internal/pub_generated/test/run/errors_if_no_executable_is_given_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 '../../lib/src/exit_codes.dart' as exit_codes;
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
-
 main() {
   initConfig();
   integration('Errors if the executable does not exist.', () {
-    d.dir(appPath, [
-      d.appPubspec()
-    ]).create();
-
-    schedulePub(args: ["run"],
-        error: """
+    d.dir(appPath, [d.appPubspec()]).create();
+    schedulePub(args: ["run"], error: """
 Must specify an executable to run.
 
 Usage: pub run <executable> [args...]
 -h, --help    Print usage information for this command.
 
 Run "pub help" to see global options.
-""",
-        exitCode: exit_codes.USAGE);
+""", exitCode: exit_codes.USAGE);
   });
 }