[PATCH 0/2] MR6974: winex11: Listen to root window _NET_SUPPORTED property changes.

[Rémi Bernon]

This might happen if the window manager is restarted or changed while a
Wine window is opened. We should support that use case properly.

Split from https://gitlab.winehq.org/wine/wine/-/merge_requests/6944

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https://gitlab.winehq.org/wine/wine/-/merge_requests/6974