By Jamie Spencer Paris Saint-Germain are into the Champions League semi-finals for the first time since 2021 after pulling off both a comeback on the night and on aggregate against Barcelona, evoking memories of 2017’s La Remontada – just the other way around. Prior to kick-off, Barcelona led 3-2 from the first leg and came onto the pitch against a backdrop of noise from just over 50,000 fans inside the Estadi Olimpic Lluis Companys, delighted to witness the first Champions League quarter-final tie being played in the city since 2019. But PSG’s thumping 4-1 win left those supporters distraught…