[coreboot-gerrit] Change in coreboot[master]: Documentation: Add GM45 ThinkPads common page

[Evgeny Zinoviev (Code Review)]

Evgeny Zinoviev has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/38926 )

Change subject: Documentation: Add GM45 ThinkPads common page
......................................................................

Patch Set 6:

(1 comment)

https://review.coreboot.org/c/coreboot/+/38926/4/Documentation/mainboard/len... 
File Documentation/mainboard/lenovo/xx00_series.md:

https://review.coreboot.org/c/coreboot/+/38926/4/Documentation/mainboard/len... 
PS4, Line 27: `util/bincfg`
> It allows patching the IFD, which means that it changes specific bits.

Documented both methods.