git: 793e6427d908..316122010afd - vendor/Linux/mt76 - vendor branch updated

From: Bjoern A. Zeeb <bz_at_FreeBSD.org>
Date: Tue, 20 Jan 2026 11:02:06 UTC
The branch vendor/Linux/mt76 has been updated by bz:

URL: https://cgit.FreeBSD.org/src/log/?id=793e6427d908..316122010afd

316122010afd mt76: update Mediatek's mt76 driver