Allow clearkey tests to run if no vendor modules

#endif

    gVendorModules = new drm_vts::VendorModules(kModulePath);

    if (gVendorModules->getPathList().size() == 0) {

        std::cerr << "No vendor modules found in " << kModulePath <<

                ", exiting" << std::endl;

        exit(-1);

        std::cerr << "WARNING: No vendor modules found in " << kModulePath <<

                ", all vendor tests will be skipped" << std::endl;

    }

    ::testing::InitGoogleTest(&argc, argv);

    return RUN_ALL_TESTS();