If anyone knows how to trust his instinct, it’s Craig Conover! The Southern Charm star may be one of the busiest men on Bravo with his booming company, Sewing Down South, and a successful New York restaurant and partnership with Heluva Good Dip. However, none of it wouldn’t have been possible if he didn’t believe in himself. Conover exclusively chats with OK! about if he feels vindicated after his costars doubted his sewing venture, how he and Paige DeSorbo make time for their relationship and why his new partnership ties in his most treasured memories. “Everyone watching has been so amazing —…