The European Union’s trade chief, Phil Hogan, has resigned after growing criticism that he broke virus regulations in his native Ireland.“This evening I have tendered my resignation as EU trade commissioner to the president of the European Commission, Dr Ursula von der Leyen,” he said in a statement.“It was becoming increasingly clear that the controversy concerning my recent visit to Ireland was becoming a distraction from my work as an EU commissioner and would undermine my work in the key…