feat: Translate frontend/src/i18n/en.json in fa

57% of minimum 50% translated source file: 'frontend/src/i18n/en.json'
on 'fa'.

Sync of partially translated files: 
untranslated content is included with an empty translation 
or source language content depending on file format

frontend/src/i18n/fa.json

@@ -154,7 +154,7 @@
     "video": "ویدئو "
   },
   "settings": {
-    "admin": "Admin",
+    "admin": "ادمین",
     "administrator": "Administrator",
     "allowCommands": "Execute commands",
     "allowEdit": "Edit, rename and delete files or directories",