By Kylie MacLellan and Elizabeth Piper LONDON (Reuters) -Britain set out steps on Tuesday to try to break the deadlock with the European Union on trade with Northern Ireland, lining up a new law that would effectively override parts of a Brexit deal and further inflame ties with Brussels. In a statement to parliament, Foreign Secretary Liz Truss said planned legislation would ease the movement of goods, apply Britain’s tax regime in Northern Ireland and hand London more say over the laws governing the province. She repeatedly told lawmakers the legislation would not break international law and…