Boston — Pizzeria Uno, the neighborhood pizzeria franchise known all over the world as the birthplace of Chicago-style deep dish, is launching a new restaurant conversion franchise opportunity for hotel owners. Prospective franchisees now have the chance to leverage the brand’s menu, support infrastructure and ROI potential to open a full-service Pizzeria Uno restaurant connected to their hotel. This new growth strategy comes after the company converted three in-hotel restaurants in the Midwest into Pizzeria Uno locations earlier this year, all of which saw an impressive increase in their food …