Remove double code

Author: bouwew

plugwise/smile.py

@@ -337,7 +337,7 @@ async def set_schedule_state(
         Used in HA Core to set the hvac_mode: in practice switch between schedule on - off.
         """
         # Input checking
-        if new_state not in (STATE_OFF, STATE_ON) or loc_id is None:
+        if new_state not in (STATE_OFF, STATE_ON):
             raise PlugwiseError("Plugwise: invalid schedule state.")
         if loc_id is None:
             raise PlugwiseError(