net: txgbevf: add sw init pci info and reset hardware

Add sw init and reset hw for txgbevf virtual functions
which initialize basic parameters, and then register netdev.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-6-mengyuanlou@net-swift.com


Signed-off-by: Jakub Kicinski <kuba@kernel.org>