be2net: Enabling Wake-on-LAN is not supported in S5 state

be_shutdown is enabling wake-on-lan by calling be_setup_wol.
Emulex adapter do not support wake-on-lan in S5 state.

Signed-off-by: Vasundhara Volam <vasundhara.volam@emulex.com>
Signed-off-by: Padmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>