By Crispian Balmer and Keith Weir ROME (Reuters) – Millions of Italians will vote on Sunday in an election that is forecast to return the country’s most right-wing government since World War Two and usher in its first woman prime minister. Italy’s first autumn national election in more than a century was triggered by party infighting that brought down Prime Minister Mario Draghi’s broad national unity government in July. A right-wing alliance led by Giorgia Meloni’s Brothers of Italy party appeared on course for a clear victory when the last opinion polls were published two weeks ago. Meloni w…