ice: Add advanced power mgmt for WoL

Add callbacks needed to support advanced power management for Wake on LAN.
Also make ice_pf_state_is_nominal function available for all configurations
not just CONFIG_PCI_IOV.

Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>