i40e/i40evf: Add info to nvm info struct for OEM version data

i40e/i40evf: Add info to nvm info struct for OEM version data

Orabug: 22342532

This patch adds a member to the nvm_info struct for oem_ver info to be
output either by OID or ethtool.

Change-ID: I1e5d513ae67622e2af17042924fdb4b5d6d85366
Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
(cherry picked from commit ac24382d41cc72541d5f8810336acf98a5e6d260)
Signed-off-by: Brian Maly <brian.maly@oracle.com>