Update eurom_sani_bathroom_towel_radiator.yaml

Fixed Eco mode not able to set.

custom_components/tuya_local/devices/eurom_sani_bathroom_towel_radiator.yaml

@@ -79,7 +79,6 @@ primary_entity:
         - dps_val: t
           value: towel
     - id: 105
-      # todo: icon
       name: heater_temperature
       type: integer
       hidden: false
@@ -94,7 +93,7 @@ primary_entity:
         max: 70
     - id: 102
       name: preset_mode
-      type: string
+      type: boolean
       mapping:
         - dps_val: false
           constraint: frost_mode