ZSS support

Add ZSS support for Toyota Priuses with a Zorro Steering Sensor.

Credit goes to DragonPilot!

https: //github.com/dragonpilot-community/dragonpilot
Co-Authored-By: eFini <16603033+efinilan@users.noreply.github.com>
Co-Authored-By: Kumar <36933347+rav4kumar@users.noreply.github.com>

selfdrive/car/toyota/interface.py

@@ -43,6 +43,9 @@ class CarInterface(CarInterfaceBase):
       ret.steerActuatorDelay = 0.12  # Default delay, Prius has larger delay
       ret.steerLimitTimer = 0.4
 
+      if 0x23 in fingerprint[0]:  # Detect if ZSS is present
+        ret.flags |= ToyotaFlags.ZSS.value
+
     ret.stoppingControl = False  # Toyota starts braking more when it thinks you want to stop
 
     stop_and_go = candidate in TSS2_CAR