Fix: remove trailing whitespace in i18n keys for delete confirmation (DSpace#5044)

Author: guillermo-escire

src/assets/i18n/en.json5

@@ -2504,9 +2504,9 @@
   "item.edit.delete.success": "Successfully started a process to delete this item",
 
   "item.edit.delete.confirmation-title": "Confirm deletion",
-  
+
   "item.edit.delete.confirmation-message": "Are you sure you want to permanently delete this item?",
-   
+
   "item.edit.delete.confirmation-detail": "This item may have been cited, has (or had) a persistent identifier (Handle/DOI), and deleting it may break scholarly references and external links.",
 
   "item.edit.head": "Edit Item",