By David Milliken LONDON (Reuters) -British Finance Minister Rishi Sunak and his Canadian counterpart Chrystia Freeland walked out of an International Monetary Fund (IMF) meeting in Washington to protest the invasion of Ukraine when Russia’s delegate spoke on Thursday, a British finance ministry spokesperson said. Before walking out, Sunak “described (Russian President Vladimir) Putin’s assault on Ukraine as an assault on the rules and norms that are the foundation of our economic way of life,” the spokesperson said. Bank of England Governor Andrew Bailey, who walked out of a G20 meeting in Wa…