Avoid sending ABRP update without SoC

The ABRP battery prediction algorithm doesn't work when live data is
uploaded without State of Charge (soc) field. This commit avoids sending
 such updates.

(cherry picked from commit d8ca85c)

psa_car_controller/psacc/application/abrp.py

@@ -34,6 +34,11 @@ def call(self, car: Car, ext_temp: float = None):
                 logger.debug("No abrp token provided")
             elif car.vin in self.abrp_enable_vin:
                 energy = car.status.get_energy('Electric')
+
+                if energy.level is None:
+                    logger.debug("No energy level available")
+                    return False
+
                 tlm = {"utc": int(datetime.timestamp(energy.updated_at)),
                        "soc": energy.level,
                        "speed": getattr(car.status.kinetic, "speed", None),