* increase gas cost for submit proposal * fix tests * fix tests * address review changes * fix tests * review changes * revert tests Co-authored-by: Amaury <1293565+amaurym@users.noreply.github.com> Co-authored-by: Marie Gauthier <marie.gauthier63@gmail.com> Co-authored-by: Robert Zaremba <robert@zaremba.ch>