[L] Change in coreboot[main]: Add support for MiTAC Computing Whitestone-2 mainboard

[Angel Pons (Code Review)]

Attention is currently required from: Angel Pons, Arthur Heymans, Christian Walter, Jincheng Li, Lean Sheng Tan, Mark Chang, Patrick Rudolph, [e-mail].

Angel Pons has posted comments on this change by Mark Chang. ( https://review.coreboot.org/c/coreboot/+/85532?usp=email )

Change subject: Add support for MiTAC Computing Whitestone-2 mainboard
......................................................................

Patch Set 4:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/85532/comment/5716ad9e_b0b3f21b?usp... :
PS4, Line 7: Add support for MiTAC Computing Whitestone-2 mainboard
> > mainboard: Add support for MiTAC Computing Whitestone-2

As for mentioning the SOC/processor/socket in the summary, it won't fit. This info should be in the commit message body, though.