Add Z-Wave thermostat fan entity (#65865)

* Add Z-Wave thermostat fan entity

* Fix failing test, increase number of entities to 27

* Add tests to improve coverage

* Take back unrelated changes to climate.py

* Clean up guard clauses, use info.primary_value, and make entity disabled by default

* Fix tests

* Add more tests for code coverage

* Remove unused const

* Remove speed parameter from overridden method since it was removed from entity

* Address PR comments

homeassistant/components/zwave_js/discovery.py

@@ -34,6 +34,7 @@ from zwave_js_server.const.command_class.sound_switch import (
 )
 from zwave_js_server.const.command_class.thermostat import (
     THERMOSTAT_CURRENT_TEMP_PROPERTY,
+    THERMOSTAT_FAN_MODE_PROPERTY,
     THERMOSTAT_MODE_PROPERTY,
     THERMOSTAT_SETPOINT_PROPERTY,
 )
@@ -510,6 +511,17 @@ DISCOVERY_SCHEMAS = [
             type={"any"},
         ),
     ),
+    # thermostat fan
+    ZWaveDiscoverySchema(
+        platform="fan",
+        hint="thermostat_fan",
+        primary_value=ZWaveValueDiscoverySchema(
+            command_class={CommandClass.THERMOSTAT_FAN_MODE},
+            property={THERMOSTAT_FAN_MODE_PROPERTY},
+            type={"number"},
+        ),
+        entity_registry_enabled_default=False,
+    ),
     # humidifier
     # hygrostats supporting mode (and optional setpoint)
     ZWaveDiscoverySchema(