SWDEV-293742 - Update copyright end year

Change-Id: I2cb7bbd9a6d9da28116ba9dd9cec4e60525444e2

bin/findcode.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright (c) 2016-2021 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (c) 2016 - 2021 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