configury: fix PMI detection#4861

bwbarrett merged 2 commits intoopen-mpi:v3.0.xopen-mpi/ompi:v3.0.xfrom

ggouaillardet:topic/v3.0.x/pmix_configuryggouaillardet/ompi:topic/v3.0.x/pmix_configuryCopy head branch name to clipboard