Did King Willem-Alexander of the Netherlands take a shot at Kate Middleton? On Tuesday, March 12, a clip was posted online that showed the 56-year-old speaking with a group of children during a royal engagement in Zutphen — and during the chat, he made a joke about the Princess of Wales’ recent Photoshop failure. When a young girl asked about a snap of the King and his family, he seemingly shaded Kate by laughing and saying, “At least I didn’t Photoshop it.” As OK! previously reported, after Kate uploaded an image of herself, Prince George, 10, Princess Charlotte, 8, and Prince Louis, 5, for M…