Fix for C23.

--- Pillow-6.2.2/src/libImaging/raqm.h	2020-01-02 08:33:20.000000000 +0000
+++ Pillow-6.2.2/src/libImaging/raqm.h	2025-07-05 14:30:23.465912091 +0100
@@ -29,9 +29,6 @@
 #include "config.h"
 #endif
 
-#ifndef bool
-typedef int bool;
-#endif
 #ifndef uint32_t
 typedef UINT32 uint32_t;
 #endif