refactor(lane_change): add debug log

[TakaHoribe]

Description

Add debug log in lane change

Related links

None

Tests performed

Run psim

Notes for reviewers

None

Interface changes

None

Effects on system behavior

None

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

[zulfaqar-azmi-t4]

LGTM

[codecov]

Codecov Report

Attention: 40 lines in your changes are missing coverage. Please review.

Comparison is base (5d6449d) 14.80% compared to head (e8e6db6) 14.80%.

❗ Current head e8e6db6 differs from pull request most recent head f0876a1. Consider uploading reports for the commit f0876a1 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5308      +/-   ##
==========================================
- Coverage   14.80%   14.80%   -0.01%     
==========================================
  Files        1665     1665              
  Lines      115266   115295      +29     
  Branches    35578    35600      +22     
==========================================
+ Hits        17069    17070       +1     
- Misses      78937    78966      +29     
+ Partials    19260    19259       -1     

Flag	Coverage Δ		*Carryforward flag
differential	12.44% <0.00%> (?)
total	14.81% <ø> (+<0.01%)	⬆️	Carriedforward from 5d6449d

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

Files	Coverage Δ
...th_planner/scene_module/lane_change/base_class.hpp	15.21% <ø> (ø)
...r_path_planner/scene_module/lane_change/normal.hpp	50.00% <ø> (+50.00%)	⬆️
...th_planner/src/scene_module/lane_change/normal.cpp	3.88% <0.00%> (-0.14%)	⬇️

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