planning: fixed pass obstacle stage exit conditions in side pass.

modules/planning/scenarios/side_pass/side_pass_stage.cc

@@ -358,7 +358,11 @@ Stage::StageStatus SidePassPassObstacle::Process(
 
   double distance_to_path_end =
       sl_point.s() - GetContext()->scenario_config_.side_pass_exit_distance();
-  if (adc_sl_boundary.end_s() > distance_to_path_end) {
+  double adc_velocity = frame->vehicle_state().linear_velocity();
+  double max_velocity_for_stop =
+      GetContext()->scenario_config_.approach_obstacle_max_stop_speed();
+  if (adc_sl_boundary.end_s() > distance_to_path_end ||
+      adc_velocity < max_velocity_for_stop) {
     next_stage_ = ScenarioConfig::NO_STAGE;
     return Stage::FINISHED;
   }