feat(goal_planner): expand outer collision check margin (autowarefoundation#1365) (#808)

Signed-off-by: kosuke55 <kosuke.tnp@gmail.com>

Author: kosuke55

Diff for: autoware_launch/config/planning/scenario_planning/lane_driving/behavior_planning/behavior_path_planner/goal_planner/goal_planner.param.yaml

@@ -43,6 +43,7 @@
         collision_check_soft_margins: [5.0, 4.5, 4.0, 3.5, 3.0, 2.5, 2.0, 1.5, 1.0]  # the maximum margin when ego and objects are oriented.
         collision_check_hard_margins: [0.6]  # this should be larger than `surround_check_distance` of surround_obstacle_checker
         object_recognition_collision_check_max_extra_stopping_margin: 1.0
+        collision_check_outer_margin_factor: 2.0
         th_moving_object_velocity: 1.0
         detection_bound_offset: 15.0
         outer_road_detection_offset: 1.0