LONDON (Reuters) – Premier League club Chelsea is on borrowed time and only has weeks to complete its sale, Britain’s Secretary of State for Digital, Culture, Media and Sport told the BBC on Thursday. Chelsea were put up for sale by Russian billionaire Roman Abramovich before sanctions were imposed on the oligarch by the British government over Russia’s invasion of Ukraine, leaving the club unable to sign new players or renew existing contracts. Final bids for the club were submitted earlier this month. “Chelsea is very much on borrowed time at the moment. There is a very short window left for…