fix snapshot output (freq < 0) for calendarDumps (add call to S/R CAL_TIME2DUMP)
fix snapshot output (freq < 0) for calendarDumps (add call to S/R CAL_TIME2DUMP)

altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h