net/sched: The error lable position is corrected in ct_init_module

Exchange the positions of the err_tbl_init and err_register labels in
ct_init_module function.

Fixes: c34b961a ("net/sched: act_ct: Create nf flow table per zone")
Signed-off-by: liujian <liujian56@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>