By Tom Gott Zinedine Zidane is reported to be keeping one eye on the manager job at Manchester United as he weighs up a return to work this summer. The former Real Madrid boss has been without a club since leaving the Santiago Bernabeu in 2021 but has seen his name thrown back into the headlines due to links with the soon-to-be-vacant position at Bayern Munich. Bayern had hoped to lure Julian Nagelsmann back from the German national team but, after he signed a new contract on Friday, there have been several reports suggesting Zidane is now an option for the Champions League semi-finals. Mundo …