chore: Translate transifex_input.json in ar

66% of minimum 30% reviewed source file: 'transifex_input.json'
on 'ar'.

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

translations/frontend-app-library-authoring/src/i18n/messages/ar.json

@@ -73,7 +73,7 @@
   "library.common.license.cc": "المشاع الإبداعي",
   "library.common.license.cc.preface": "",
   "library.common.license.cc.attribution": "الإسناد",
-  "library.common.license.cc.noncommercial": "",
+  "library.common.license.cc.noncommercial": "غير تجاري",
   "library.common.license.cc.no_derivatives": "لا يُسمح بالتعديل",
   "library.common.license.cc.share_alike": "الترخيص ",
   "library.common.license.cc.postscript": "بعض الحقوق محفوظة.",