Derby County are set to make their sixth signing of the summer transfer window after a busy month of business so far. The Rams are preparing for their return to the Championship, with hopes of building on last season’s promotion under Paul Warne. While the squad pushed hard to climb out from League One, it’s clear that plenty more quality is required for the step up to the next division. Five new faces have made their way through the doors at Moor Farm, with Ben Osborn, Kayden Jackson, Jerry Yates, Kenzo Goudmijn and Ebou Adams all joining the club. Derby aren’t set to stop there though, with …