* add magma variant to strumpack * clarify conflicts to be excuive to rocm/cuda, without it +magma+cuda fails as it is ~rocm modified: var/spack/repos/builtin/packages/strumpack/package.py * add missing depends_on for magma variant
* add magma variant to strumpack * clarify conflicts to be excuive to rocm/cuda, without it +magma+cuda fails as it is ~rocm modified: var/spack/repos/builtin/packages/strumpack/package.py * add missing depends_on for magma variant