The Viewhosts are “deeply remorseful” for poking fun at the Kate Middleton conspiracy theories after learning about her troubling cancer diagnosis, RadarOnline.com has learned. Whoopi Goldberg, Joy Behar, Ana Navarro, Alyssa Farrah Griffin, and Sara Haines addressed the topic, with several of the ladies apologizing for fueling the Where’s Kate chatter which spread like wildfire after the Princess of Wales’ abdominal surgery. While rumors of her whereabouts continued to swirl, Middleton came forward with her shocking diagnosis. “I feel awful, Whoopi was right and I’m guilty of getting into the …