fix(trajectory_visualizer): fix topic callback

[TakaHoribe]

Description

Temporally fix. Without this code, subscriber won't work due to the callback being stuck.

Pre-review checklist for the PR author

The PR author must check the checkboxes below when creating the PR.

• I've confirmed the contribution guidelines.
• The PR follows the pull request guidelines.

In-review checklist for the PR reviewers

The PR reviewers must check the checkboxes below before approval.

• The PR follows the pull request guidelines.

Post-review checklist for the PR author

The PR author must check the checkboxes below before merging.

• There are no open discussions or they are tracked via tickets.

After all checkboxes are checked, anyone who has write access can merge the PR.

[codecov]

Codecov Report

Base: 10.56% // Head: 10.56% // Decreases project coverage by -0.01% ⚠️

Coverage data is based on head (261aaac) compared to base (3a24859).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2496      +/-   ##
==========================================
- Coverage   10.56%   10.56%   -0.01%     
==========================================
  Files        1264     1264              
  Lines       87335    87260      -75     
  Branches    20936    20936              
==========================================
- Hits         9230     9222       -8     
+ Misses      68222    68157      -65     
+ Partials     9883     9881       -2     

Flag	Coverage Δ		*Carryforward flag
differential	0.00% <ø> (?)
total	10.56% <ø> (-0.01%)	⬇️	Carriedforward from f1a9a96

*This pull request uses carry forward flags. Click here to find out more.

Impacted Files	Coverage Δ
...vehicle_model/sim_model_ideal_steer_acc_geared.cpp	60.71% <0.00%> (-14.29%)	⬇️
...erception/traffic_light_classifier/src/nodelet.cpp	0.00% <0.00%> (ø)
...n_planner/src/lanelet2_plugins/default_planner.cpp	0.00% <0.00%> (ø)
...planner/src/lanelet2_plugins/utility_functions.cpp	0.00% <0.00%> (ø)

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report at Codecov.
📢 Do you have feedback about the report comment? Let us know in this issue.