Update number_entities_predefined.py

Fix DHW target waterTemp fro FW <=3.90.0

Author: rhammen

custom_components/luxtronik/number_entities_predefined.py

@@ -450,15 +450,15 @@
     # region Domestic water
     LuxtronikNumberDescription(
         key=SensorKey.DHW_TARGET_TEMPERATURE,
-        luxtronik_key=LP.P0105_DHW_TARGET_TEMPERATURE,
+        luxtronik_key=LP.P0002_DHW_TARGET_TEMPERATURE,
         device_key=DeviceKey.domestic_water,
         mode=NumberMode.BOX,
         icon="mdi:thermometer-water",
         device_class=SensorDeviceClass.TEMPERATURE,
         native_unit_of_measurement=UnitOfTemperature.CELSIUS,
-        native_min_value=-40.0,
-        native_max_value=60.0,
-        native_step=1.0,
+        native_min_value=5.0,
+        native_max_value=65.0,
+        native_step=0.5,
         max_firmware_version=Version("3.90.0"),
         update_interval=None,
     ),
@@ -471,9 +471,9 @@
         icon="mdi:thermometer-water",
         device_class=SensorDeviceClass.TEMPERATURE,
         native_unit_of_measurement=UnitOfTemperature.CELSIUS,
-        native_min_value=-40.0,
-        native_max_value=60.0,
-        native_step=1.0,
+        native_min_value=5.0,
+        native_max_value=65.0,
+        native_step=0.5,
         min_firmware_version=Version("3.90.1"),
         update_interval=None,
     ),