Add translations for annotating image sections

backend/de/basis.json

@@ -99,7 +99,7 @@
         "sort": "Sortieren",
         "quilt": "Flexibles Grid",
         "options": "Optionen",
-        "newspapers_mailing_lists": "Newsletters and mailing lists",
+        "newspapers_mailing_lists": "Newsletters und Mailing-Listen",
         "room": "Raum",
         "image": "Bild",
         "menu_items": "Menu Items",
@@ -108,6 +108,7 @@
         "record_language": "Sprache des Eintrags",
         "article": "Artikel",
         "articles_choose": "Einen Artikel ausw\u00e4hlen",
-        "articles_input": "Einen Artikel erfassen"
+        "articles_input": "Einen Artikel erfassen",
+        "annotations": "Anmerkungen"
     }
 }