File README.md of Package mvapich3

## Build Results

Current state of mvapich3 in openSUSE:Factory is

![Factory build results](https://br.opensuse.org/status/openSUSE:Factory/mvapich3/standard)

The current state of mvapich3 in the devel project build (science:HPC)

![Devel project build results](https://br.opensuse.org/status/science:HPC/mvapich3)