* Add suggested_area to MQTT Discovery
This adds suggested_area to MQTT discovery, so that the discovered devices could be automatically added to the proper area.
* Add abbreviation for MQTT suggested_area
* Remove extra whitespace
* Remove extra whitespace #2
* Added tests for MQTT Dicovery of suggested_area
* Fix test for MQTT suggested_area
* Better tests of MQTT suggested_area
Changes made as per feedback from @emontnemery
* hoist common MqttEntity properties
* remove default name for MqttEntity
Default naming is sensible enough
* disable overriding common MqttEntity schema
* merge common MqttEntity schemas into MQTT_ENTITY_COMMON_SCHEMA
* Mark entities as unavailable when they are removed but are still registered
* Add sync_entity_lifecycle to collection helper
* Remove debug print
* Lint
* Fix tests
* Fix tests
* Update zha
* Update zone
* Fix tests
* Update hyperion
* Update rfxtrx
* Fix tests
* Pass force_remove=True from integrations
Co-authored-by: Erik <erik@montnemery.com>