fix typo in python/common.py
fix typo in python/common.py

MISS3D/s2p,dyoussef/s2p,jmichel-otb/s2p,carlodef/s2p,jmichel-otb/s2p,dyoussef/s2p,dyoussef/s2p,jmichel-otb/s2p,mnhrdt/s2p,dyoussef/s2p,carlodef/s2p,MISS3D/s2p,jmichel-otb/s2p,mnhrdt/s2p,MISS3D/s2p,MISS3D/s2p