[pmflow] Remove ModelParameterGroup from all porous media models

dumux/adaptive/initializationindicator.hh

dumux/assembly/boxlocalassembler.hh

dumux/assembly/cclocalassembler.hh

dumux/discretization/cellcentered/mpfa/darcyslaw.hh

...cretization/cellcentered/mpfa/fluxvariablescachefiller.hh

dumux/geomechanics/elastic/localresidual.hh

dumux/geomechanics/poroelastic/localresidual.hh

dumux/porousmediumflow/2p/gridadaptindicator.hh

dumux/porousmediumflow/2p/incompressiblelocalresidual.hh

dumux/porousmediumflow/tracer/localresidual.hh

dumux/porousmediumflow/velocityoutput.hh

test/io/gridcreator/test_gridcreator_gmsh.cc