gtk4: 4.2.1 → 4.4.0
gtk4: 4.2.1 → 4.4.0

https://gitlab.gnome.org/GNOME/gtk/-/blob/4.4.0/NEWS

https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/3391
- ffmpeg is experimental (no audio support), let’s just use GStreamer
- vulkan is experimental and can cause crashes in inspector, let’s disable it by default

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