refactor(goal_planner): remove use_object_recognition because it is default (#1318)

Signed-off-by: Mamoru Sobue <mamoru.sobue@tier4.jp>

Author: soblin

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

@@ -39,7 +39,6 @@
 
       # object recognition
       object_recognition:
-        use_object_recognition: true
         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