The restaurant formerly known as Sunsets will reopen this week with a new name and a Nantucket feel. COV Wayzata opens Thursday after more than four months of renovations at at 700 E. Lake St. It is the latest concept from Dean Vlahos, the founder of Champps Americana and Redstone Restaurants. The lakefront restaurant will have a lighter, brighter ambience than its predecessor, which was a west-metro standby until it closed in March. Jennifer Cashman and Minneapolis-based firm Shea designed…