Merge branch '48-bug-in-lupkes-sea-ice-transfert-coefficients-formula' into 'main'

Resolve "bug in Lupkes sea-ice transfert coefficients formula"

Closes #48

See merge request nemo/nemo!82

(cherry picked from commit 127cef6c)

4a5e44f8 correct Sc (already squared) variable in Lupkes formulas