Add userInitiated into WebEngineNavigationRequest

import QtQuick
import QtWebEngine

WebEngineView {
    Component.onCompleted: {
        loadHtml("
            <script>
                setTimeout(() => {
                    const link = document.createElement('a');
                    link.href = 'https://www.qt.io/';
                    document.body.appendChild(link);

                    link.click();

                    document.body.removeChild(link);
                }, '2000');
            </script>"
        )

        onNavigationRequested: (request) => {
            console.log("navigation requested:", request.url, request.navigationType)
        }
    }
}