Kate Middleton and Prince William are “keen” to have the gossip behind them.The Prince and Princess of Wales have been subject to endless conspiracy theories and rumors in recent weeks, about everything from Middleton’s health and well-being to her whereabouts.According to King Charles’s former butler Grant Harrold, the pair are looking to shift their focus to their respective duties and returning to the royal fold officially.“I think they’re keen to close the chapter on the gossip and the conspiracy theories and return the focus to the royals and their duties,” Harrold exclusively told The Post.Over the weekend, the princess was seen looking “happy, healthy and relaxed” as she joined her husband Prince William for a quick visit to a farm shop in Windsor.Video footage and images of the royal obtained by The Sun showed the mom of three looking well as she and William bought some fresh produce during the outing.“She looks like she’s recovering well,” Harrold tells us.