i40evf: Add support for Adaptive Virtual Function

i40evf: Add support for Adaptive Virtual Function

Add device ID define and mac_type assignment needed for
Adaptive Virtual Function (VF Base Mode Support).

Also, update version to v3.0.0 in order to indicate
clearly that this is the first driver supporting the AVF
device ID.

Signed-off-by: Preethi Banala <preethi.banala@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Orabug: 26785018
(cherry picked from commit abf709a1e7316b3f99647bb88c4031b1e62e1c75)
Signed-off-by: Jack Vogel <jack.vogel@oracle.com>
Reviewed-by: Kyle Fortin <kyle.fortin@oracle.com>