LONDON (Reuters) -British finance minister Rishi Sunak said on Wednesday the government would “do everything we can” to recover COVID-19 emergency business loans stolen by fraudsters that critics have said could run into the billions of pounds. “I’m not ignoring it, and I’m definitely not ‘writing it off,'” Sunak said on Twitter. A British junior government minister resigned on Monday in protest at what he said were “woeful” efforts to stop the fraudulent abuse of coronavirus support schemes. The government last week disputed reports it had written off 4.3 billion pounds ($5.8 billion) of loan…