[PATCH v2 0/4] MR6233: winex11: Fix systray docked icons display.

[Rémi Bernon]

And avoid triggering X11 errors with foreign windows.

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  v2: winex11: Don't call X11DRV_SET_DRAWABLE with invalid drawable.
      winex11: Avoid moving embedded windows in the systray dock.
      win32u: Fix CreateWindowSurface call when updating layered surfaces.
      winex11: Check whether the window surface needs to be re-created.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/6233