posix: aio: include sys/util.h for ZRESTRICT macro

Include sys/util.h from aio.h for the ZRESTRICT macro.

Signed-off-by: Chris Friedt <[email protected]>

Author: cfriedt

include/zephyr/posix/aio.h

@@ -11,6 +11,8 @@
 #include <sys/types.h>
 #include <time.h>
 
+#include <zephyr/sys/util.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif