Swedish Tranlslation of the App.

[Lerold]

What changed?

Provided a Swedish translation of the app

Why did it change?

To better help new users to the Meshtastic universe

How is this tested?

The translation is tested in the simulator

Screenshots/Videos (when applicable)

Checklist

• [ ] My code adheres to the project's coding and style guidelines.
• [ ] I have conducted a self-review of my code.
• [ ] I have commented my code, particularly in complex areas.
• [ ] I have made corresponding changes to the documentation.
• [ ] I have tested the change to ensure that it works as intended.