net: hns3: clear inited state and stop client after failed to register netdev

If failed to register netdev, it needs to clear INITED state and stop
client in case of cause problem when concurrency with uninitialized
process of driver.

Fixes: a289a7e5 ("net: hns3: put off calling register_netdev() until client initialize complete")
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>