fix: removing old testing fixtures

Author: Spittal

tests/fixtures/lang/de_DE.js

@@ -15,9 +15,5 @@ module.exports = {
   missing: {
     english: 'Missing!'
   },
-  list: [
-    'List Item 1',
-    'List item 2',
-  ],
   unused_js: 'This key is unused.'
 };