refactor(tier4_planning_msgs): update lane change debug messages

tier4_planning_msgs/msg/LaneChangeDebugMsg.msg

@@ -1,6 +1,28 @@
-string object_id
-bool allow_lane_change
-bool is_front
-geometry_msgs/Pose relative_distance
-float64 velocity
-string failed_reason
+string object_uuid
+
+# Reason, if any, for the lane change process being unsafe.
+string unsafe_reason
+
+# if true, the current situation or condition is deemed safe.
+bool is_safe
+
+# if true, lane change is approved.
+bool is_lane_change_approved
+
+# if true, object is approaching from behind the ego vehicle.
+bool is_object_coming_from_rear
+
+# if true, object ends up in front of the ego vehicle.
+bool object_final_position
+
+# RSS distance
+float64 stop_distance_from_front_obj
+
+# gap between ego vehicle and the object
+float64 vehicle_gap
+
+# extended polygon lateral offset
+float64 lateral_offset
+
+# extended polygon longitudinal offset
+float64 longitudinal_offset