net/openmpi: update 5.0.3 → 5.0.4

• Remove slurm from default options
• Reinstate romio in default option
• Remove level-zero dependency

Changelog:
https://docs.open-mpi.org/en/v5.0.x/release-notes/changelog/v5.0.x.html#open-mpi-version-v5-0-4

PR: 280369