cleanup print statements

frigate/objects.py

@@ -109,9 +109,10 @@ class ObjectTracker:
             obj["motionless_count"] - self.detect_config.stationary.threshold
             > max_frames
         ):
-            print(f"expired: {obj['motionless_count']}")
             return True
 
+        return False
+
     def update(self, id, new_obj):
         self.disappeared[id] = 0
         # update the motionless count if the object has not moved to a new position