[Tails-l10n] (review)[de] 3.7.1 release notes

Hi,

please review:
https://gitlab.com/spriver/tails.git
branch: de_tails_371
HEAD commit: 249e095949 Initial translation

Affected files:
wiki/src/news/version_3.7.1.de.po
wiki/src/security/Numerous_security_holes_in_3.7.de.po

Cheers!
spriver