test language/export/import which changed a lot of lang files

Theme/Backend/Lang/de.lang.php

@@ -0,0 +1,33 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+return ['Marketing' => [
+    'Actual' => '',
+    'Budget' => '',
+    'Description' => '',
+    'End' => '',
+    'Event' => '',
+    'Events' => '',
+    'Expenses' => '',
+    'Limit' => '',
+    'Location' => '',
+    'Name' => '',
+    'Promotion' => '',
+    'Promotions' => '',
+    'Sales' => '',
+    'Start' => '',
+    'Status' => '',
+    'Title' => '',
+    'Type' => '',
+    'Due' => '',
+]];

Theme/Backend/Lang/en.lang.php

@@ -4,7 +4,6 @@
  *
  * PHP Version 8.0
  *
- * @package   Modules\Marketing
  * @copyright Dennis Eichhorn
  * @license   OMS License 1.0
  * @version   1.0.0
@@ -30,4 +29,5 @@ return ['Marketing' => [
     'Status' => 'Status',
     'Title' => 'Title',
     'Type' => 'Type',
+    'Due' => '',
 ]];