Merge remote-tracking branch 'nccl/master' into develop

[ROCm/rccl commit: a4ea1fed5b]

projects/rccl/src/include/param.h

@@ -1,5 +1,6 @@
 /*************************************************************************
  * Copyright (c) 2017-2019, NVIDIA CORPORATION. All rights reserved.
+ * Modifications Copyright (c) 2019-2021 Advanced Micro Devices, Inc. All rights reserved.
  *
  * See LICENSE.txt for license information
  ************************************************************************/