What is it?
- Bugfix (user facing)
- Feature (user facing)
- Codebase improvement (dev facing)
- Meta improvement to the project (dev facing)
Description of the changes in your PR
- Update Simplified Chinese translation
Due diligence
- I read the contribution guidelines.
<!-- Hey there. Thank you so much for improving NewPipe, and filling out the details. Having roughly the same layout helps everyone considerably :)-->
#### What is it?
- [ ] Bugfix (user facing)
- [x] Feature (user facing)
- [ ] Codebase improvement (dev facing)
- [ ] Meta improvement to the project (dev facing)
#### Description of the changes in your PR
<!-- While bullet points are the norm in this section, feel free to write free-form text instead of a list -->
- Update Simplified Chinese translation
#### Due diligence
- [x] I read the [contribution guidelines](https://github.com/TeamNewPipe/NewPipe/blob/HEAD/.github/CONTRIBUTING.md).