Fedora 40: webkitgtk 2024-4c6304b6fa Security Advisory Updates

Fix login QR code not shown in WhatsApp web. Disable PSON by default again in GTK 3 API versions. Disable DMABuf video sink by default to prevent file descriptor leaks. Fix several crashes and rendering issues. Use Skia instead of cairo for 2D rendering and enable GPU rendering by default.