[Tails-l10n] (review)[de] wiki/src/doc/encryption_and_priva…

Hi,
I translated this page, but I think that there'll be still worked on
this because the access of the menu has changed (e.g. choosing "View"
does not exist anymore). Nevertheless, it can be reviewed already:

https://gitlab.com/spriver/tails.git
branch: de_wipe
commit: 12fd652 Initial translation

Cheers!
spriver