net/ice/base: add dedicate MAC type for E810

net/ice/base: add dedicate MAC type for E810

Add a new MAC type ICE_MAC_E810 to distinguish E810 devices from other
devices. MAC types for all other devices will be ICE_MAC_GENERIC till
there's a need to distinguish further between devices.

Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Qiming Yang <qiming.yang@intel.com>