fix: allow HarpDevice objects in lick_sensor field (#1595)

* fix: allow HarpDevice objects in lick_sensor field

* chore: lint

Author: dbirman

src/aind_data_schema/components/devices.py

@@ -624,7 +624,7 @@ class LickSpout(Device):
     spout_diameter_unit: SizeUnit = Field(default=SizeUnit.MM, title="Spout diameter unit")
 
     solenoid_valve: Device = Field(..., title="Solenoid valve")
-    lick_sensor: Device = Field(..., title="Lick sensor")
+    lick_sensor: Discriminated[Device | HarpDevice] = Field(..., title="Lick sensor")
     lick_sensor_type: Optional[LickSensorType] = Field(default=None, title="Lick sensor type")