File README.md of Package openmpi5

## Build Results

Current state of openmpi5 in openSUSE:Factory is

![Factory build results](https://br.opensuse.org/status/openSUSE:Factory/openmpi5/standard)

The current state of openmpi5 in the devel project build (science:HPC)

![Devel project build results](https://br.opensuse.org/status/science:HPC/openmpi5)