Change in coreboot[master]: Documentation: Use file paths to flashing firmware tutorial

[Michael Niewöhner (Code Review)]

Attention is currently required from: Felix Singer, Thomas Heijligen, Angel Pons.
Michael Niewöhner has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/62452 )

Change subject: Documentation: Use file paths to flashing firmware tutorial
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Patch Set 9: Code-Review+2

(1 comment)

File Documentation/mainboard/msi/ms7707/ms7707.md:

https://review.coreboot.org/c/coreboot/+/62452/comment/a90cf80c_a61f9bcb 
PS5, Line 77: Read more about [flashing methods]
> There are other cases in the documentation, which are similar. I only changed the link because "here" isn't a proper reference link in the link list below.

I agree. Having `[here]: ...` in the reference list would be a bit strange