Feit light: default color_mode to color_temp

custom_components/tuya_local/devices/feit_light_rgb_bulb.yaml

@@ -18,7 +18,7 @@ primary_entity:
         - dps_val: colour
           value: hs
         - dps_val: null
-          value: white
+          value: color_temp
     - id: 3
       type: integer
       name: brightness