Mikel Arteta could be about to make an addition to his coaching staff as one former Manchester United star has been linked with an Arsenal role. Mikel Arteta could be set to shake things up behind the scenes at Arsenal. The Spanish coach has made a number of successful appointments since he took the reins at the Emirates Stadium in December 2019. Arsenal coach Carlos Cuesta has impressed to such an extent that he has previously been linked with managerial vacancies in the Championship. Meanwhile, set-piece coach Nicolas Jover has been a revelation in North London. The Gunners have been a hugel…