igc: Remove igc_set_fw_version comment

i225 device not supported and do not plan to support
configuration of fw version string for ethtool
Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

drivers/net/ethernet/intel/igc/igc_ethtool.c

@@ -544,7 +544,6 @@ static int igc_ethtool_set_eeprom(struct net_device *netdev,
 	if (ret_val == 0)
 		hw->nvm.ops.update(hw);
 
-	/* check if need: igc_set_fw_version(adapter); */
 	kfree(eeprom_buff);
 	return ret_val;
 }