test_models: check cruiseState.available (commaai#24924)

* check available is true if enabled is true

* remove extra line

Author: sshane

selfdrive/car/tests/test_models.py

@@ -221,6 +221,7 @@ def test_panda_safety_carstate(self):
       # TODO: check rest of panda's carstate (steering, ACC main on, etc.)
 
       checks['gasPressed'] += CS.gasPressed != self.safety.get_gas_pressed_prev()
+      checks['cruiseState'] += CS.cruiseState.enabled and not CS.cruiseState.available
 
       # TODO: remove this exception once this mismatch is resolved
       brake_pressed = CS.brakePressed