fixed typo in gromacs check
fixed typo in gromacs check

junghans/csg,votca/csg,junghans/csg,junghans/csg,votca/csg,votca/csg,MrTheodor/csg,junghans/csg,junghans/csg,votca/csg,MrTheodor/csg,MrTheodor/csg,junghans/csg,MrTheodor/csg,MrTheodor/csg