feat: applications by destination statistics

addresses #869dv9fh6

src/Menu/ManagerMenuBuilder.php

@@ -117,6 +117,12 @@ class ManagerMenuBuilder extends AbstractMenuBuilder
                 'title' => 'Bewertungen nach Destination',
             ],
         ]);
+        $statisticsMenu->addChild('Bewerbungen pro Destination', [
+            'route' => 'app_administrative_statistics_applications_by_destination',
+            'linkAttributes' => [
+                'title' => 'Bewerbungen pro Destination',
+            ],
+        ]);
         $settingsMenu = $menu->addChild('Einstellungen', [
             'linkAttributes' => [
                 'title' => 'Einstellungen',