Add complete retranslation for the Arabic localization

Used the following resources:
  - https://www.almaany.com/
  - https://translate.google.com/
  - https://techtionary.thinktech.sa/
  - https://sdaia.gov.sa/files/Dictionary.pdf

The translations are ordered by the way they appear in the UI.
This version abandons literal translation and adds explainations where possible.