Wilfa Haze: use level_5 fan speed

Issue #2953

custom_components/tuya_local/devices/wilfa_haze_hu400bc_humidifier.yaml

@@ -51,14 +51,16 @@ entities:
         name: speed
         mapping:
           - dps_val: level_0
-            value: 20
+            value: 0
           - dps_val: level_1
-            value: 40
+            value: 20
           - dps_val: level_2
-            value: 60
+            value: 40
           - dps_val: level_3
-            value: 80
+            value: 60
           - dps_val: level_4
+            value: 80
+          - dps_val: level_5
             value: 100
   - entity: light
     name: Mood