Change MAX_/MIN_SETPOINT values

Make them equal to the lowest thermostat upper_bound, 30, and highest thermostat lower_bound, 4.

Author: bouwew

plugwise/constants.py

@@ -403,8 +403,8 @@
     "upper_bound",
     "resolution",
 )
-MAX_SETPOINT: Final[float] = 40.0
-MIN_SETPOINT: Final[float] = 0.0
+MAX_SETPOINT: Final[float] = 30.0
+MIN_SETPOINT: Final[float] = 4.0
 SPECIAL_FORMAT: Final[tuple[str, ...]] = (ENERGY_KILO_WATT_HOUR, VOLUME_CUBIC_METERS)
 SWITCH_GROUP_TYPES: Final[tuple[str, ...]] = ("switching", "report")
 ZONE_THERMOSTATS: Final[tuple[str, ...]] = (