* Add support for snapshot testing
* Use snapshots in Elgato diagnostics test
* Use snapshots in Elgato sensor test
* Fix flake8 warning
* Slightly improve serialized output
* Remove snapshot naming in elgato sensor tests
* Improve snapshoting of via_device_id in device registry item
* Update pylint typehints plugin for snapshot fixture typing
* Use snapshots in Elgato configflow test
* Use snapshots in Bluetooth repair issue tests
