[XS] Change in flashrom[main]: doc: Double-clarify that mailing list is public

[Anastasia Klimchuk (Code Review)]

Attention is currently required from: Stefan Reinauer.

Anastasia Klimchuk has posted comments on this change by Anastasia Klimchuk. ( https://review.coreboot.org/c/flashrom/+/85277?usp=email )

Change subject: doc: Double-clarify that mailing list is public
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Patch Set 2:

(3 comments)

Patchset:

PS2: 
thank you so much for review!

File doc/contact.rst:

https://review.coreboot.org/c/flashrom/+/85277/comment/bd173321_dc144d46?usp... :
PS1, Line 20: .
> So please be careful when sending potentially personal information to the mailing list" ?

With slight re-wording, done

https://review.coreboot.org/c/flashrom/+/85277/comment/e5739718_23114c26?usp... :
PS1, Line 20: .
> .. "that are not operated by the flashrom team".

Done