net: hns3: fix endian issue when PF get mbx message flag

net: hns3: fix endian issue when PF get mbx message flag

BugLink: https://bugs.launchpad.net/bugs/1768670
This patch fixes the endian issue when PF get mbx message flag.

Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit f18f0d4d68096ff73eea93c80b1fe5df5514b07f)
Signed-off-by: dann frazier <dann.frazier@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Acked-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>