With gnome 42, mouse cursor input is locked quantized the scale.
This makes painting for e.g. not have such smooth input when the `scale` is above 1 (Hi-DPI).
This seems to be a bug/limitation in gnome-shell (mutter), since the same bug doesn't exist in river compositor for e.g.
This also doesn't impact tablet input.
- rB9bed68de134c9cc5ff5295b95cc1bf0bae97b78a with `WITH_GHOST_WAYLAND=ON`.
- running under `GNOME Shell 42.2`.
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Reporting this for reference, since users are likely to run into this error.