Rocm 3.7 rccl (#18587)
Rocm 3.7 rccl (#18587)

* ROCm 3.5 miopen recipe

* fixing flake8 issues

* cmake variant fix

* min support fix

* variant possible values

* ROCm 3.7 RCCL changes
LLNL/spack,LLNL/spack,LLNL/spack,iulian787/spack,LLNL/spack,LLNL/spack,iulian787/spack,iulian787/spack,iulian787/spack,iulian787/spack