change comments after renaming SEAICE_VECTORIZE_LSR_ZEBRA to SEAICE_LSR_ZEBRA
change comments after renaming SEAICE_VECTORIZE_LSR_ZEBRA to SEAICE_LSR_ZEBRA

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