fix(behavior_path_planner, behavior_velocity_planner): fix redefinition errors (#7688)

Signed-off-by: Ryuta Kambe <ryuta.kambe@tier4.jp>

Author: veqcc

planning/behavior_path_planner/autoware_behavior_path_avoidance_by_lane_change_module/src/scene.cpp

@@ -40,7 +40,6 @@ using autoware::behavior_path_planner::LaneChangeModuleType;
 using autoware::behavior_path_planner::ObjectInfo;
 using autoware::behavior_path_planner::Point2d;
 using autoware::behavior_path_planner::utils::lane_change::debug::createExecutionArea;
-namespace utils = autoware::behavior_path_planner::utils;
 
 AvoidanceByLaneChange::AvoidanceByLaneChange(
   const std::shared_ptr<LaneChangeParameters> & parameters,

planning/behavior_velocity_planner/autoware_behavior_velocity_run_out_module/src/scene.cpp

@@ -38,7 +38,6 @@ namespace autoware::behavior_velocity_planner
 {
 namespace bg = boost::geometry;
 using object_recognition_utils::convertLabelToString;
-namespace planning_utils = autoware::behavior_velocity_planner::planning_utils;
 
 RunOutModule::RunOutModule(
   const int64_t module_id, const std::shared_ptr<const PlannerData> & planner_data,

planning/behavior_velocity_planner/autoware_behavior_velocity_virtual_traffic_light_module/src/manager.cpp

@@ -35,7 +35,6 @@ namespace autoware::behavior_velocity_planner
 {
 using autoware::universe_utils::getOrDeclareParameter;
 using lanelet::autoware::VirtualTrafficLight;
-namespace planning_utils = autoware::behavior_velocity_planner::planning_utils;
 
 VirtualTrafficLightModuleManager::VirtualTrafficLightModuleManager(rclcpp::Node & node)
 : SceneModuleManagerInterface(node, getModuleName())