An outdoor clothing brand is set to vacate its unit at an out-of-town shopping centre leaving its staff “heartbroken”. Workers at Regatta in the Dockside Outlet Centre in Chatham were told the news the store was to shut just a week before Christmas. There were unconfirmed reports the retailer, which sells products such as waterproof and breathable jackets, fleeces, trousers and footwear, felt the lease was no longer viable after a rent increase. But Anthony Sutton, manager at Chatham Dockside, was quick to point out that was not the case. He told KentOnline: “We categorically were not looking …