Bug in salinity restoring forcing file

[anton-seaice]

It looks like there is an error in the top row of salt_flux_added field in 25km configs:

(from MC_25km_jra_iaf-1.0-beta-5165c0f8)

Starts in the salinity restoring file:

Also in the bottom row:

I guess the smoothing applied isn't extrapolated to bottom / top rows? Or is indexed wrongly?

https://github.com/ACCESS-NRI/om3-scripts/blob/79d4d4092c8de881ae3099bb189b4972a3c4da7b/salinity_restoring_generation/make_salt_sfc_restore_from_regridded_woa.py#L50-L58