By Sean Walsh Mauricio Pochettino has admitted that being manager of Paris Saint-Germain was a rather thankless task. The Argentine replaced Thomas Tuchel in the Parc des Princes dugout midway through the 2020/21 season, guiding them to the Champions League semi-finals but being unable to usurp Lille in Ligue 1. PSG’s high profile summer transfer window of 2021, in which they recruited the likes of Lionel Messi, was followed by a disjointed campaign, taking back the French title but imploding in the last 16 of the Champions League. Pochettino paid the price for an underwhelming season and was …