Change in coreboot[master]: Documentation/distributions: List System76

[Felix Singer (Code Review)]

Attention is currently required from: Tim Crawford, Jeremy Soller, Paul Menzel.
 Felix Singer has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/54273 )

Change subject: Documentation/distributions: List System76
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Patch Set 1: Code-Review+1

(1 comment)

File Documentation/distributions.md:

https://review.coreboot.org/c/coreboot/+/54273/comment/fe67461b_5e88a0a3 
PS1, Line 32: ### Purism
System76