net: hns3: create new set of unified hclge_comm_cmd_send APIs

This patch create new set of unified hclge_comm_cmd_send APIs for PF and VF
cmdq module. Subfunctions called by hclge_comm_cmd_send are also created
include cmdq result check, cmdq return code conversion and ring space
opertaion APIs.

These new common cmdq APIs will be used to replace the old PF and VF cmdq
APIs in next patches.

Signed-off-by: Jie Wang <wangjie125@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>