Update hybrid_inverter.py

Author: iPeel

custom_components/eleven_energy/hybrid_inverter.py

@@ -231,6 +231,8 @@ def processHive(self, json, hive: str):
             sensor_key = hive + "." + key
 
             val = inner[key]
+            if isinstance(val, str):
+                val = val.lower()
 
 
             if sensor_key in self.sensor_entities: