Add version to manifest.json

[cgarwood]

No description provided.

[github-actions]

🎉 HACS repository validator action summary 🎉
✅ The repository is not archived
✅ manifest.json file exist
✅ All required keys are present in manifest.json
✅ hacs.json has the 'name' key set
✅ The repository has a description
✅ fullykiosk is added to https://github.com/home-assistant/brands NICE!
✅ The repository has topics
✅ The repository has issues enabled
✅ This day ends with an 'y' (Thursday)
✅ README.md exists
✅ Requirements validation
✅ Python wheels
✅ HACS load check