[Tails-l10n] (review)[de] Contact pages

Hi,
another translation to review. The branchs containing two files, one of
the is an inline.

Please review:

https://gitlab.com/spriver/tails.git
branch: de_contact
HEAD commit: 8e9703d Fixed lower-cases

Affected files:
wiki/src/about/contact.de.po
wiki/src/support/tails-support.de.po


Cheers!
spriver