[PATCH v4 0/4] MR231: SetWindowPos() parent window exposure fixes (#53153)

[Jinoh Kang (＠iamahuman)]

Signed-off-by: Jinoh Kang <jinoh.kang.kr(a)gmail.com>

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  v4: server: Don't invalidate the newly exposed child region on the parent if it doesn't clip children.
      server: Redraw composited window child when its z-order changes.
      server: Correctly expose composited parent window and its child on position change.
      user32/tests: Test for window exposure behaviours.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/231