feat(behavior_path_planner): expand footprint for dynamic drivalble a…

…rea expansion (autowarefoundation#357)

feat(behavior_path_planner): expand footprint for drivable area expansion

Signed-off-by: Makoto Kurihara <mkuri8m@gmail.com>

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

@@ -10,7 +10,7 @@
       enabled: true
       ego:
         extra_footprint_offset:
-          front: 1.0 # [m] extra length to add to the front of the ego footprint
+          front: 1.5 # [m] extra length to add to the front of the ego footprint
           rear: 0.5 # [m] extra length to add to the rear of the ego footprint
           left: 0.5 # [m] extra length to add to the left of the ego footprint
           right: 0.5 # [m] extra length to add to the rear of the ego footprint