Arsenal look set to make several key sales this summer, and midfielder Albert Sambi Lokonga could be on the chopping block. The Belgian arrived at Arsenal for around £15m in 2021, and despite some glimpses of talent, he never truly settled into the midfield. Lokonga spent this season on loan at Luton Town, where he impressed despite suffering several injuries, but not enough to earn himself a future in North London, and the midfielder recently revealed that Arsenal have told him they expect him to leave. Luton were relegated from the Premier League, but Lokonga does have admirers there, and go…