[Tails-l10n] (fr)(review) updating french translations

Hi,


please review the translations done in the following commits:

* b07b1ac - (fr) tranlate index page
* df51e5d - (fr) fix link
* 4aa53eb - (fr) translation gardening
* 2e47f11 - (fr) FAQ: translations
* 52ea9ab - (fr) FAQ: tiny fixes

You can find them in matsa/translation


(I will answer the other messages later..)


Cheers