Denise DuBarry Hay, a staunch advocate of the film industry in the Coachella Valley, died Saturday at UCLA Medical Center after battling a deadly fungus. She was 63 and her death was confirmed by her husband, Bill Hay. DuBarry Hay began her career as an actress, apppearing in the TV series Black Sheep Squadron and CHiPs, as well as the film “Being There.” But the business world was calling and in 1990 she co-founded Thane International, a global direct response company…