Add support for `axlearn` #185

Job	Run time
nccl-tests / build-mpi-operator-compatible-base / build-mpi-operator-compatible-base	1m 51s
nccl-tests / nccl-test (all_gather_perf_mpi)	2m 33s
nccl-tests / nccl-test (all_reduce_perf_mpi)	1m 35s
nccl-tests / nccl-test (broadcast_perf_mpi)	3m 45s
nccl-tests / nccl-test (reduce_scatter_perf_mpi)	4m 56s
	14m 40s

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