Added arabic language

[bergmania]

Description

Added a arabic language file

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Chore (minor updates related to the tooling or maintenance of the repository, does not impact compiled assets)

Motivation and context

Official support of arabic, so people do not need to install a package.

How to test?

Go to you user and change the language. Verify arabic is available.

Screenshots (if appropriate)

Checklist

• [ ] If my change requires a change to the documentation, I have updated the documentation in this pull request.
• [x] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.