Prince Harry is reportedly “ready to put down sword” in his bitter battle with father King Charles III – but only if the monarchy agrees to one condition, RadarOnline.com can reveal. Harry, 39, has been at odds with Charles, 75, since making the controversial decision to step away from his full-time royal duties and move to California with wife Megan Markle in June 2020. The royal rift continued to deepen when Harry and Meghan, 42, accused members of the royal family of racism and leaking stories to U.K. media outlets, fueling negative coverage of the Duke and Duchess of Sussex. The royal rene…