Update async.cpp

code/async.cpp

@@ -1,6 +1,4 @@
-   // Copyright (C) 2020 Intel Corporation
-   
-   // SPDX-License-Identifier: MIT
+   // Patric Zhao, patric.zhao@intel.com
    
    #include <CL/sycl.hpp>
    #include <iostream>
@@ -11,7 +9,7 @@
    int main() {
      
      // Enable queue profiling  
-     queue my_gpu_queue(gpu_selector{}, cl::sycl::property::queue::in_order());
+     queue my_gpu_queue(gpu_selector{});
    
      std::cout << "Selected GPU device: " <<
        my_gpu_queue.get_device().get_info<info::device::name>() << "\n";