[creditmutuel] check keywords in website transfer state

Website transfer state can be "Soumis à la banque".
Check if keywords ('Exécuté', 'Soumis') is in webiste transfer state message
instead of check that state message is in keywords

tell user than transfer was done even though it wasn't is better
than tell users that transfer state is bug even though it was done

Closes: 14390@sibi