This PR is another grab bag:
- renames `readOnly` to `readonly` throughout editor
- fixes a regression related to focus and keyboard shortcuts
- adds a small outline for focused editors
### Change Type
- [x] `major`
### Test Plan
- [x] End to end tests
This PR updates our translations based on community contributions from
Lokalise.
It also removes unused translations.
(This PR was also to test out our new Lokalise config for the new repo)
## Release Note
* Added and updated translations for Galician, Italian, Simplified
Chinese, and Traditional Chinese.
* Removed unused translations.