net: asix: add support for the Linux Automation GmbH USB 10Base-T1L

Add ASIX based USB 10Base-T1L adapter support:
https://linux-automation.com/en/products/usb-t1l.html



Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.kernel.org/r/20221205132102.2941732-1-o.rempel@pengutronix.de


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