Add translation variable for "title" to loans

backend/tr/loans.json

@@ -49,6 +49,7 @@
         "loans_list_empty_text": "Es wurde noch kein Leihvorgang f\u00fcr Ihr Museum erfasst (entsprechend k\u00f6nnen wir keine Auflisten). Sie k\u00f6nnen:",
         "loan_obj_remark_explica": "Note about the specific circumstances of the object as part of the loan.",
         "select_loan_entry_explica": "Select the loan entry you want to link the object with from the list. If the loan entry has not been added before, you can add it by clicking on the \"+\" symbol.",
-        "partner_person": "Contact person"
+        "partner_person": "Contact person",
+        "title": "Title"
     }
 }