* Improve type hints light base
* improve type hints light schema basic
* Improve type hints light schema json
* Use MQTT Template models with light template
* Addtional type hints for template light
* Improve template hints for schema template
* Use strict type hints for templates
* MyPy corrections
* Follow up comments
* Follow up comments
* Revert changes schema_json
* Revert changes schema template
* Hints setup_entity_json and setup_entity_template
* Remove type hint on setup_entity JSON