Update copyright date.

Change-Id: If4bf4c20cf051878bfe759080bb7345d884dd53d

runtime/hsa-runtime/image/image_runtime.cpp

@@ -3,7 +3,7 @@
 // The University of Illinois/NCSA
 // Open Source License (NCSA)
 //
-// Copyright (c) 2014-2015, Advanced Micro Devices, Inc. All rights reserved.
+// Copyright (c) 2014-2020, Advanced Micro Devices, Inc. All rights reserved.
 //
 // Developed by:
 //