By Felix Keith William Saliba is a member of an elite club in the Premier League this season – and the Arsenal defender is aware of just how exclusive it is. Saliba has been a stalwart for Mikel Arteta this season, forming a rock-solid partnership with Gabriel Magalhaes in central defence. Together the duo have been key to the side keeping 17 clean sheets in the league – five more than the next best team Everton. Arsenal are reaping the rewards of their patience with Saliba, who signed way back in 2019 for £27million but spent the following three seasons out on loan in France. Still only 23, h…