add references to ByteDance and Sophgo SG2042 / Milk-V Pioneer

[orangecms]

Sophgo is a prime current example of LinuxBoot in the real world.

re ByteDance:

• https://www.youtube.com/watch?v=gB3wgOuvLJQ
• https://www.phoronix.com/news/Lenovo-LinuxBoot-ByteDance

[pamolloy]

https://opensourcefirmware.foundation/events/cloudfw-open-system-firmware-symposium-and-product-launch/
https://www.phoronix.com/news/Bytedance-CloudFW-Open-Source