[PATCH v2 0/2] MR7627: winex11: Track _NET_ACTIVE_WINDOW property changes.

[Rémi Bernon]

In preparation for more changes to properly track X11 active window and request active window changes, ultimately improving window focus consistency on X11.

--
  v2: winex11: Track _NET_ACTIVE_WINDOW property changes.
      winex11: Introduce a new handle_state_change helper.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/7627