grub-core/lib/syslinux_parse.c: do not free array

say->msg is inline array in a structure and should not be freed.
CID: 73610

grub-core/lib/syslinux_parse.c

@@ -1351,7 +1351,6 @@ free_menu (struct syslinux_menu *menu)
   for (say = menu->say; say ; say = nsay)
     {
       nsay = say->next;
-      grub_free (say->msg);
       grub_free (say);
     }