[Tails-l10n] [fr](review) VeraCrypt documentation

Hello, please review.

Source for GNOME Disks translation:
https://gitlab.gnome.org/GNOME/gnome-disk-utility/blob/master/po/fr.po
(I leave untranslated things which are not translated in the software).

Source for VeraCrypt translation:
https://www.veracrypt.fr/code/VeraCrypt/tree/Translations/Language.fr.xml

Repo: https://git-tails.immerda.ch/xin/tails/
Branch: translate/veracypt
Last Commit: e0325f73c542df86e0927e1239874cc955c2c76a

Cheers.
xin