Set speed offset

Added toggle to apply an offset to the set speed.

Co-Authored-By: Tim Wilson <7284371+twilsonco@users.noreply.github.com>

selfdrive/controls/controlsd.py

@@ -1108,6 +1108,7 @@ class Controls:
     quality_of_life = self.params.get_bool("QOLControls")
     self.pause_lateral_on_signal = self.params.get_int("PauseLateralOnSignal") * (CV.KPH_TO_MS if self.is_metric else CV.MPH_TO_MS) if quality_of_life else 0
     self.frogpilot_variables.reverse_cruise_increase = quality_of_life and self.params.get_bool("ReverseCruise")
+    self.frogpilot_variables.set_speed_offset = self.params.get_int("SetSpeedOffset") * (1 if self.is_metric else CV.MPH_TO_KPH) if quality_of_life else 0
 
 def main():
   controls = Controls()