Rotenso heatpump: Swap low and high fan modes.

Also changed auto from "0" to "4" due to comment that the device had stopped responding for a minute.  Still unsure which of these auto actually is.

Issue #265

custom_components/tuya_local/devices/rotenso_ronir35wi_heatpump.yaml

@@ -46,12 +46,12 @@ primary_entity:
       name: fan_mode
       mapping:
         - dps_val: "1"
-          value: low
+          value: high
         - dps_val: "2"
           value: medium
         - dps_val: "3"
-          value: high
-        - dps_val: "0"
+          value: low
+        - dps_val: "4"
           value: auto
     - id: 8
       type: boolean