Queen Elizabeth plans to break with tradition at this year’s Royal Ascot. The 96-year-old monarch will attend the horse racing event in June – but she won’t lead the Royal Procession at the Berkshire racecourse and will instead travel from Windsor Castle by car. A courtier told the Daily Mail newspaper: “It’s the end of an era. Carriages are no longer possible for Her Majesty. It’s not the ride that’s the problem, but the steep steps that are needed to get into and down from the landau.” Royal Ascot typically begins with the Queen and other members of her family arriving from Windsor in horse-…