Add support for Asus ROG Maximus Z790 Apex Encore motherboard

alsa-project/alsa-ucm-conf pull request #388 was opened from jrouvier:

The Asus ROG Maximus Z790 Apex Encore motherboard is yet another Asus board with a Realtek ALC4080 chip. This adds the USB device id for this chip as it appears on this motherboard, which is needed to enable the rear microphone port.

My [alsa-info.txt](https://github.com/alsa-project/alsa-ucm-conf/files/14026974/alsa-info.txt) details attached.

Request URL : https://github.com/alsa-project/alsa-ucm-conf/pull/388 Patch URL : https://github.com/alsa-project/alsa-ucm-conf/pull/388.patch Repository URL: https://github.com/alsa-project/alsa-ucm-conf