LONDON (Reuters) -British ministers who breach the government’s code of conduct will not be expected to resign, an official document published on Friday said with an updated version of the rule book setting out a range of alternative sanctions. Behaviour at the heart of government is under intense scrutiny after a series of scandals – including several illegal parties in Prime Minister Boris Johnson’s offices during the COVID-19 lockdown. The policy paper, published alongside the latest version of the Ministerial Code, said it was “disproportionate to expect that any breach, however minor, sho…