fix(i18n): Added a missing closing brace to lib/i18n/de/intro.json.

Merged pull request #51 from lssno/fix_lib-i18n-de-intro.json.

Author: Skyost

lib/i18n/de/intro.json

@@ -26,3 +26,4 @@
     "next": "Weiter",
     "finish": "Fertig"
   }
+}