Actually add the VM test configuration file.

runtime/tests/vm/test_config.dart

+// Copyright (c) 2011, 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("vm_test_config");
+
+#import("../../../tools/testing/dart/test_suite.dart");
+
+class VMTestSuite extends CCTestSuite {
+  VMTestSuite(Map configuration)
+      : super(configuration,
+              "vm",
+              "run_vm_tests",
+              ["runtime/tests/vm/vm.status"]);
+}