fix(devices/eta-noble-humidifier): Remaining time should be it's own entity

Author: jiriks74

custom_components/tuya_local/devices/eta_noble_humidifier.yaml

@@ -147,11 +147,15 @@ entities:
             value: "11h"
           - dps_val: "12h"
             value: "12h"
+  - entity: sensor
+    translation_key: time_remaining
+    class: duration
+    category: diagnostic
+    dps:
       - id: 20
         type: integer
-        name: remaining
+        name: sensor
         unit: min
-        optional: true
   - entity: select
     translation_key: temperature_unit
     category: config