By Nathan Ridley Mikel Arteta hopes to have Bukayo Saka available for Arsenal’s trip to Brighton on Saturday after missing their 2-0 win against Luton. Saka, 22, was ruled out the Gunners’ comfortable victory after suffering an injury during last Sunday’s drab 0-0 draw with title rivals Manchester City. But Arteta has revealed that the England international was “close” to featuring, although Arsenal \- now top of the Premier League table again – didn’t need him thanks to a strike from captain Martin Odegaard and a Daiki Hashioka own goal. “He was close but again he felt something in a very sim…