[flashrom] Gigabyte B450 GAMING X successful write with ch341a_spi and W25Q128.W

[Matthias Küch]

Hey,

I have successfully flashed my Bios with the Gigabyte B450 GAMING X,
ch341a_spi and W25Q128.W. WP operation was marked as untested.

Logs: https://paste.flashrom.org/view.php?id=3741

Thank you for your effort. It was fun! Please give me some feedback if
my contribution was helpful.

Matthias