SDL: Update SDL_windowswindow.c (1e6c1)

SDL Commits
1 
From 1e6c128c4cd84fc06795596c985e761e248da7c0 Mon Sep 17 00:00:00 2001
From: expikr <[EMAIL REDACTED]>
Date: Wed, 5 Jul 2023 11:35:20 +0800
Subject: [PATCH] Update SDL_windowswindow.c

(cherry picked from commit d0fdf6207bf231eccc7f50ec8b98f6301bb6ce46)
---
 src/video/windows/SDL_windowswindow.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/video/windows/SDL_windowswindow.c b/src/video/windows/SDL_windowswindow.c
index 1d128f7ddabc..3ea367ceefda 100644
--- a/src/video/windows/SDL_windowswindow.c
+++ b/src/video/windows/SDL_windowswindow.c
@@ -1293,7 +1293,7 @@ void WIN_UpdateClipCursor(SDL_Window *window)
          (window->mouse_rect.w > 0 && window->mouse_rect.h > 0)) &&
         (window->flags & SDL_WINDOW_INPUT_FOCUS)) {
         if (mouse->relative_mode && !mouse->relative_mode_warp && data->mouse_relative_mode_center) {
-            if (GetWindowRect(data->hwnd, &rect)) {
+            if (GetClientRect(data->hwnd, &rect)) {
                 /* WIN_WarpCursor() jitters by +1, and remote desktop warp wobble is +/- 1 */
                 LONG remote_desktop_adjustment = GetSystemMetrics(SM_REMOTESESSION) ? 2 : 0;
                 LONG cx, cy;