Update car.capnp

Co-Authored-By: Comma Device <device@comma.ai>
Co-Authored-By: Willem Melching <willem.melching@gmail.com>

Author: 3 people

cereal/car.capnp

@@ -472,7 +472,7 @@ struct CarParams {
   radarTimeStep @45: Float32 = 0.05;  # time delta between radar updates, 20Hz is very standard
   fingerprintSource @49: FingerprintSource;
   networkLocation @50 :NetworkLocation;  # Where Panda/C2 is integrated into the car's CAN network
-  smartDsu @68 :Bool;  # true if sDSU is detected
+  smartDsu @69 :Bool;  # true if sDSU is detected
 
   wheelSpeedFactor @63 :Float32; # Multiplier on wheels speeds to computer actual speeds