Arsenal are preparing to bid farewell to Aaron Ramsdale as the goalkeeper closes in on a move to Southampton. It’s been a trialling year for the Englishman, who was suddenly axed from Mikel Arteta’s favoured XI to accommodate David Raya. The 26-year-old has been expected to leave North London for the entirety of the summer, with a £25m deal now struck with the Saints. Ramsdale’s three-year association with Arsenal will come to an end in unfortunate yet unsurprising circumstances. Prior to Raya’s arrival, the England international was the Gunners’ firm number one however, the signs were there t…