By Daniel Orme Barcelona boss Xavi has confirmed that he will walk out on the club at the end of the season in the aftermath of Saturday’s chaotic defeat to Villarreal. The Catalan giants went 2-0 down to the Yellow Submarine but managed to roar back through Ilkay Gundogan, Pedri and an Eric Bailly own-goal. Former Wolves star Goncalo Guedes equalised before two stoppage time goals condemned Barcelona to defeat – their third league reverse of the campaign. That leaves them ten points behind current leaders and fierce rivals Real Madrid. Xavi has now made a bold call over his future and has con…