Fix link reference

docs/api.calibration.rst

@@ -13,8 +13,8 @@ The metadata follows the general logic of the library by implementing the three
 
 A fourth class :py:class:`~aind_behavior_services.calibration.Calibration`, 
 specific to the Calibration module, is also implemented to keep track of the calibration metrics.
-This class was written to be aligned to the Calibration class in aind-data-schemas
-(https://github.com/AllenNeuralDynamics/aind-data-schema/blob/2fd0e403bf46f0f1a47e5922c4228517e68376a3/src/aind_data_schema/components/devices.py#L274).
+This class was written to be aligned to the Calibration class in `aind-data-schemas
+<https://github.com/AllenNeuralDynamics/aind-data-schema/blob/2fd0e403bf46f0f1a47e5922c4228517e68376a3/src/aind_data_schema/components/devices.py#L274>`_.
 An application example will be provided below.
 
 While we use the base :py:class:`~aind_behavior_services.session.AindBehaviorSessionModel` class to keep track of the session metadata,