sysctl: Remove the cond_syscall entry for sys32_sysctl

Now that all architechtures are use compat_sys_sysctl and sys32_sysctl
does not exist there is not point in retaining a cond_syscall
entry for it.
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>

kernel/sys_ni.c

@@ -139,7 +139,6 @@ cond_syscall(sys_pciconfig_read);
 cond_syscall(sys_pciconfig_write);
 cond_syscall(sys_pciconfig_iobase);
 cond_syscall(sys32_ipc);
-cond_syscall(sys32_sysctl);
 cond_syscall(ppc_rtas);
 cond_syscall(sys_spu_run);
 cond_syscall(sys_spu_create);