coupled_stokes_navierstokes example input updated
coupled_stokes_navierstokes example input updated

To comply with GetPot UFO detection.

cahaynes/grins,cahaynes/grins,vikramvgarg/grins,cahaynes/grins,vikramvgarg/grins,nicholasmalaya/grins,vikramvgarg/grins,nicholasmalaya/grins,nicholasmalaya/grins,nicholasmalaya/grins,cahaynes/grins,vikramvgarg/grins,cahaynes/grins,cahaynes/grins,vikramvgarg/grins,vikramvgarg/grins