Update 2 experiments to follow new names for LMDZ physics : NPv6.0.15_T and NPv6.0.15_S
Change also namelist_lim3_ORCA1_cfg_* files. The unique differences is :
rn_cdsn=0.30 for NPv6.0.15_T
rn_cdsn=0.50 for NPv6.0.15_S
Note : NPv6.0.15_T is used by default in piControl and piControl_CMIP6