Paraview- with python and openmpi>4

Placeholder to resolve issues when building

Paraview-5.6.3
Python-2.7
Openmpi-4.0.3

This fails with mp4py issue as reported in https://gitlab.kitware.com/vtk/vtk/-/issues/17544

We might need a patch for 5.6.3 version or upgrade to new Paraview ??