[docs] updated documentation for renamed classes

man/ogs6_read_output_files.Rd

man/ogs6_run_simulation.Rd

man/prj_borehole_heat_exchanger.Rd

man/prj_boundary_condition.Rd

man/prj_capillary_pressure.Rd

man/prj_chemical_system.Rd

man/prj_com_property.Rd

man/prj_component.Rd

man/prj_constitutive_relation.Rd

man/prj_convergence_criterion.Rd

man/prj_curve.Rd

man/prj_deactivated_subdomain.Rd

man/prj_eigen.Rd

man/prj_flow_and_temperature_control.Rd

man/prj_fluid.Rd

man/prj_fracture_model.Rd

man/prj_fracture_properties.Rd

man/prj_global_process_coupling.Rd

man/prj_insitu.Rd

man/prj_jacobian_assembler.Rd