53 create r2ogs5 scripts for all polished ogs5 benchmark files

scripts for all benchmarks that do not start with "T" listed here: https://github.com/ufz/ogs5py_benchmarks-mirror/blob/master/active_names.csv

A few benchmarks did not work, which is indicated under issue 53 in the r2ogs repository. https://gitlab.opengeosys.org/ag-hydinf/boog-group/r2ogs/-/issues/53.