Korex kettle: "cancel" for heating temperature means boil

Since cancel ("0") for the heat temperature means boil, make it higher
than the highest temperature (unfortunately higher than boiling temperature)
to more intuitively represent that within the limitations of a fixed scale
with standardized step.

PR #3301

custom_components/tuya_local/devices/korex_axwf306n_smart_kettle.yaml

@@ -22,8 +22,8 @@ entities:
         type: string
         name: temperature
         range:
-          min: 45
-          max: 212
+          min: 50
+          max: 221
         mapping:
           - constraint: temperature_unit
             conditions:
@@ -31,24 +31,22 @@ entities:
                 value_redirect: temperature_c
                 step: 5
                 range:
-                  min: 45
-                  max: 100
+                  min: 50
+                  max: 105
               - dps_val: f
                 value_redirect: temperature_f
                 step: 9
                 range:
-                  min: 113
-                  max: 212
+                  min: 122
+                  max: 221
       - id: 101
         type: string
         name: temperature_f
         hidden: true
         range:
-          min: 113
-          max: 212
+          min: 122
+          max: 221
         mapping:
-          - dps_val: "0"
-            value: 113  # actually off, but avoids disjointed values
           - dps_val: "11"
             value: 122
           - dps_val: "10"
@@ -71,6 +69,8 @@ entities:
             value: 203
           - dps_val: "1"
             value: 212
+          - dps_val: "0"
+            value: 221  # "cancel" means boil
       - id: 101
         type: string
         name: temperature_c
@@ -79,8 +79,6 @@ entities:
           min: 45
           max: 100
         mapping:
-          - dps_val: "0"
-            value: 45  # actually off, but avoids disjointed values
           - dps_val: "11"
             value: 50
           - dps_val: "10"
@@ -103,6 +101,8 @@ entities:
             value: 95
           - dps_val: "1"
             value: 100
+          - dps_val: "0"
+            value: 105  # "cancel" means boil
       - id: 105
         type: string
         name: temperature_unit