net: hns3: remove redundant codes in hclge_knic_setup

The TC info will be updated in hclge_tm_vport_tc_info_update(),
so hclge_knic_setup() no need to do it again.

Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>