Changes

Summary

1. fix: crash issue (details)
2. fix: trailer obstacle center. (details)
3. fix: add cloud_trajectory. (details)

Commit 9fcd6533f5a01ed39f214825bb69459aac256267 by 5081703.cr fix: crash issue
	plan/scenarios/prepare_scenario.cpp
Commit c06ba7f11ed322f5b0028c5eeaf0a6986bffeefa by 5081703.cr fix: trailer obstacle center.
	mqtt_sink/mqtt_sink_localization_lowhz.cpp
Commit dba0be54b181059d9fff370361a9d7d37871d566 by 5081703.cr fix: add cloud_trajectory.
	plan/scenarios/prepare_scenario.cpp