rocr: Add copyright for new files (#886)

Signed-off-by: Alysa Liu <Alysa.Liu@amd.com>

projects/rocr-runtime/rocrtst/common/utils_test/utils_cpp11_gtest.cpp

@@ -1,3 +1,9 @@
+/*
+ * Copyright © Advanced Micro Devices, Inc., or its affiliates. 
+ * 
+ * SPDX-License-Identifier: MIT
+ */
+ 
 #include<iostream>
 #include<thread>
 #include"gtest/gtest.h"