Fix steering oscillations in 2019 RDX (commaai#22677)

Steering wheel would oscillate quickly when going straight, oscillation
is gone after this modification.

Author: afoerster

selfdrive/car/honda/interface.py

@@ -227,7 +227,7 @@ def get_params(candidate, fingerprint=gen_empty_fingerprint(), car_fw=[]):  # py
       ret.centerToFront = ret.wheelbase * 0.41
       ret.steerRatio = 11.95  # as spec
       ret.lateralParams.torqueBP, ret.lateralParams.torqueV = [[0, 3840], [0, 3840]]
-      ret.lateralTuning.pid.kpV, ret.lateralTuning.pid.kiV = [[0.6], [0.18]]
+      ret.lateralTuning.pid.kpV, ret.lateralTuning.pid.kiV = [[0.2], [0.06]]
       tire_stiffness_factor = 0.677
 
     elif candidate == CAR.ODYSSEY: