fixed last_changed_delta

Author: jsl12

appdaemon/entity.py

@@ -602,7 +602,7 @@ def last_changed(self) -> str:
     def last_changed_delta(self) -> timedelta | None:
         """A timedelta object representing the time since the entity was last changed"""
         if time_str := self.last_changed:
-            compare = self.adapi.parse_time(time_str, aware=True)
+            compare = self.adapi.parse_datetime(time_str, aware=True)
             now = self.AD.sched.get_now_sync()
             return (now - compare)