The Sweet Magnolias cast are pouring it out after the Netflix hit was unexpectedly canceled after five seasons. “All grand adventures must eventually end, and here, dear friends, is where ours does,” a Friday, September 18, statement shared via the show’s official Instagram page read. “Sweet Magnolias is now complete with five seasons streaming on Netflix.” Sweet Magnolias, based on author Sherryl Woods’ bestselling book series of the same name, followed the lives of three best friends (Joanna Garcia Swisher, Brooke Elliott and Heather Headley) in the small town of Serenity, South Carolina. “Serenity is for you,” the statement continued,…