net/openmpi: Introduce UCX option
- Introduce option to use net/ucx
- Remove upstreamed ompi/mca/sharedfp/sm/sharedfp_sm.h patch
- Fix OMPIO sharedfp/sm crash (PR 296139)
- Add missing header for __syscall
- While there, improve modulefile
PR: 293793
Reviewed by: thierry (mentor)
Approved by: thierry (mentor)
Reported by: Generic Rikka <rikka.goering@outlook.de>