[S] Change in flashrom[master]: doc: Add build instructions for NI-845x on Windows

[Alexander Goncharov (Code Review)]

Attention is currently required from: Anastasia Klimchuk, Miklós Márton, Peter Marheine, Thomas Heijligen.

Alexander Goncharov has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/75270?usp=email )

Change subject: doc: Add build instructions for NI-845x on Windows
......................................................................

Patch Set 5:

(1 comment)

File doc/dev_guide/building_from_source.rst:

https://review.coreboot.org/c/flashrom/+/75270/comment/f300a9de_2dc23d3e :
PS5, Line 17: * linux-headers†
            : * libpci†
            : * libusb1†
            : * libftdi1†
            : * libjaylink†
            : * NI-845x driver & library package‡
            : 
            : | * optional, for building unit testing
            : | † optional, depending on the selected programmer
            : | ‡ optional, proprietary and Windows only. (See Windows build instructions)
How about using [Footnotes](https://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html#foot...) over asterisks / unicode characters?