add arabic language

[malksama]

Pre-suggestion checklist

• [X] I have searched existing issues and didn't find any previous issues with the same suggestion.
• [ ] This is only one suggestion. I understand that GitHub issues don't work well with lists.
• [ ] This feature doesn't already exist in the latest version of Wurst. I've made sure my installation is up to date.
• [X] I have looked at the code and am reasonably confident that this suggestion is possible to implement.

What type of improvement are you suggesting?

Adding a different kind of feature.

What type of player would find this improvement useful?

Other (please explain in description)

Description

I want to add the Arabic language to all versions of Wurst Client. The reason is clear, which is that not all Arabs have the ability to understand the English language. As an Arab, I want to volunteer to add Arabic to it.