fix: fix diag index error

[1222-takeshi]

Types of PR

• New Features
• Upgrade of existing features
• Bugfix

Description

Without diag msgs, msg.status[0] causes the following error
Fixed to work around this.

[obstacle_segmentation_evaluator_node.py-75]   File "/home/autoware/pilot-auto.x1/install/driving_log_replayer/lib/driving_log_replayer/obstacle_segmentation_evaluator_node.py", line 306, in diag_cb
[obstacle_segmentation_evaluator_node.py-75]     diag_status: DiagnosticStatus = msg.status[0]
[obstacle_segmentation_evaluator_node.py-75] IndexError: list index out of range
[component_container_mt-1] [INFO] [1721737631.943992032] [perception.obstacle_segmen

How to review this PR

Others

Autoware Evaluator
before TIER IV INTERNAL LINK
after TIER IV INTERNAL LINK

[hayato-m126]

Thank you
Lgtm