fix wrong entity name

Climate/bosch_bth-ra_control.yaml

@@ -71,7 +71,7 @@ blueprint:
       id: SYNC_TEMPERATURE
 
   variables:
-    trv: !input thermostat
+    trv: !input radiator_entity
     remote_temperature_entity: >
         {% set entities = device_entities(device_id(trv)) %}
         {% set remote_temperature_entity_id = namespace(id=[]) %}