Reduce turn signal intersection search distance from 30.0 to 10.0 (index, blinker)

Author: szepilot

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

@@ -12,7 +12,7 @@
     refine_goal_search_radius_range: 7.5
 
     # parameters for turn signal decider
-    turn_signal_intersection_search_distance: 30.0
+    turn_signal_intersection_search_distance: 10.0
     turn_signal_intersection_angle_threshold_deg: 15.0
     turn_signal_minimum_search_distance: 10.0
     turn_signal_search_time: 3.0