Aston Villa could soon face serious competition in their attempt to sign Chelsea star Conor Gallagher this summer. Conor Gallagher, who’s contact expires at Stamford Bridge next year, is linked in the transfer rumour mill with a potential exit. The 24-year-old midfielder emerged as one of the top players in the Blues squad last summer, but his sale would generate pure profit on the balance sheet because he’s an academy graduate. According to The Evening Standard recently, Chelsea will listen to offers in the upcoming window for both Gallagher and Trevoh Chalobah. BBC Sport then reported that A…