Pontoon: Update German (de) localization of Thimble
Pontoon: Update German (de) localization of Thimble

Localization authors:
- Michael Köhler <michael.koehler1@gmx.de>

humphd/thimble.mozilla.org,humphd/thimble.mozilla.org,humphd/thimble.mozilla.org,mozilla/thimble.mozilla.org,mozilla/thimble.mozilla.org,mozilla/thimble.mozilla.org,humphd/thimble.mozilla.org,mozilla/thimble.mozilla.org