(Bloomberg) -- The resolution of U.S. criminal charges against Huawei Technologies Co.’s chief financial officer is boosting optimism that China and Canada can resolve a trade spat over canola..Canada is the world’s largest grower of canola, an oilseed used in everything from salads to deep-frying, but the commodity is stuck in the crosshairs of a dispute between the nation, China and the U.S. China suspended the licenses of two major Canadian shippers, Viterra and Richardson International, in 2019 in a move that was interpreted as retaliation over the arrest of Huawei CFO Meng Wanzhou in Vancouver..Now that Meng has been...