Updating copyright notices for 2020.

tools/TransferBench/Makefile

@@ -1,3 +1,4 @@
+# Copyright (c) 2019-2020 Advanced Micro Devices, Inc. All rights reserved.
 HIP_PATH?= $(wildcard /opt/rocm/hip)
 ifeq (,$(HIP_PATH))
 HIP_PATH=../../..

tools/TransferBench/TransferBench.cpp

@@ -1,5 +1,5 @@
 /*
-Copyright (c) 2019 - present Advanced Micro Devices, Inc. All rights reserved.
+Copyright (c) 2019-2020 Advanced Micro Devices, Inc. All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tools/TransferBench/TransferBench.hpp

@@ -1,5 +1,5 @@
 /*
-Copyright (c) 2019 - present Advanced Micro Devices, Inc. All rights reserved.
+Copyright (c) 2019-2020 Advanced Micro Devices, Inc. All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal