net: hns3: Add HW RSS hash information to RX skb

Drivers should call skb_set_hash to set the hash and its type
in an skbuff.

Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>