fix(traffic_light): stop if the traffic light signal timed out (#727)

Signed-off-by: Fumiya Watanabe <[email protected]>

autoware_launch/config/planning/scenario_planning/lane_driving/behavior_planning/behavior_velocity_planner/traffic_light.param.yaml

@@ -3,6 +3,7 @@
     traffic_light:
       stop_margin: 0.0
       tl_state_timeout: 1.0
+      stop_time_hysteresis: 0.1
       yellow_lamp_period: 2.75
       enable_pass_judge: true
       enable_rtc: false # If set to true, the scene modules require approval from the rtc (request to cooperate) function. If set to false, the modules can be executed without requiring rtc approval