SWDEV-293742 - Update copyrights end year for hipamd

Change-Id: I08f620f84563a9214b59f1b943ed091b67229eab


[ROCm/clr commit: d9d9e81acb]

projects/clr/hipamd/src/hip_platform.cpp

@@ -1,4 +1,4 @@
-/* Copyright (c) 2015-present Advanced Micro Devices, Inc.
+/* Copyright (c) 2015 - 2021 Advanced Micro Devices, Inc.
 
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal