Add failing test to illustrate failure of convergence

[maresb]

The data for this failure comes from climatological sensitivity analysis when looking at Francine with the following parameters:

time=datetime.datetime(2024, 9, 11, 18, 0, tzinfo=TzInfo(UTC))
wind_speed_kn=80.0
lat=28.6
lon=-92.1
delta_sst=-1.6
dayofyear=263
year=1994