[PATCH 0/1] MR6105: winex11: Reset empty window shape even without a window surface.

[Rémi Bernon]

And invalidate the window surface shape if any, so that it gets updated
again in update_surface_region if the window is actually shaped.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=56972

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https://gitlab.winehq.org/wine/wine/-/merge_requests/6105