LONDON (Reuters) – British Prime Minister Boris Johnson and the bosses of offshore oil and gas companies discussed ramping up investment in the North Sea and boosting supply of domestic gas in a meeting on Monday, a Downing Street spokesperson said. “The Prime Minister and CEOs discussed increasing investment in the North Sea oil and gas industry and boosting supply of domestic gas. This included how the UK can remove barriers facing investors and developers, and help projects come online more quickly”, the statement said. The statement comes as western countries cut their exposure to Russian …