move call to GAD_CHECK after other ${pkg}_check S/R calls since it's now checking overlap minimum size.
move call to GAD_CHECK after other ${pkg}_check S/R calls
since it's now checking overlap minimum size.

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