[MSI] Fix not showing combobox items (reactos#9165)

Import fix from Wine-11.6, commit wine-mirror/wine@46e5cab

msi: Add ComboBox items, using value if text does not exist.
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=56296

PR reactos#8971 will upgrade module to Wine-10.0,
so guard the change with `#ifdef __REACTOS__`. Fixes CORE-15709.

Co-authored-by: Maotong Zhang <zmtong1988@gmail.com>

Author: xmine64

dll/win32/msi/dialog.c

@@ -1397,7 +1397,11 @@ static UINT combobox_add_item( MSIRECORD *rec, void *param )
 
     info->items[info->addpos_items] = wcsdup( value );
 
+#ifdef __REACTOS__ /* Import fix from Wine-11.6 */
+    pos = SendMessageW( info->hwnd, CB_ADDSTRING, 0, (LPARAM)(text ? text : value) );
+#else
     pos = SendMessageW( info->hwnd, CB_ADDSTRING, 0, (LPARAM)text );
+#endif
     SendMessageW( info->hwnd, CB_SETITEMDATA, pos, (LPARAM)info->items[info->addpos_items] );
     info->addpos_items++;