Added new line to end of file

custom_components/tuya_local/devices/cecotec_readywarm_8400.yaml

@@ -33,9 +33,11 @@ primary_entity:
       range:
         min: 15
         max: 40
+
     - id: 3
       type: integer
       name: current_temperature
+      readonly: true
 
     - id: 4
       name: preset_mode
@@ -101,4 +103,5 @@ secondary_entities:
       - id: 20
         type: integer
         name: sensor
-        unit: min
+        unit: min
+