[FS#240] Replace old igb kernel drivers with updated Intel drivers

[LEDE Bugs]

The following task is now closed:

FS#240 - Replace old igb kernel drivers with updated Intel drivers
User who did this - john (john)

Reason for closing: Invalid report
Additional comments about closing: we do not accept patches via the bug reporting system.

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=240