Allow Platform.executable for JIT app snapshots.

tests/standalone/io/print_sync_test.dart

Index: tests/standalone/io/print_sync_test.dart
diff --git a/tests/standalone/io/print_sync_test.dart b/tests/standalone/io/print_sync_test.dart
index f709df606fab78cd9e389c85f924a00d5f28a2e1..f076f41c12fcfd7394b8b6caea96790ae9b5d32d 100644
--- a/tests/standalone/io/print_sync_test.dart
+++ b/tests/standalone/io/print_sync_test.dart
@@ -2,6 +2,8 @@
 // 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.
 
+// OtherResources=print_sync_script.dart
+
 import 'dart:io';
 
 import "package:expect/expect.dart";