refactor(virtual_traffic_light): move to utils for unit test

[kosuke55]

Description

move some functions to utils for unit tests

Related links

Parent Issue:

• test(virtual_traffic_light): add unit tests for utils #9107

How was this PR tested?

2024/10/17 https://evaluation.tier4.jp/evaluation/reports/12a8ef10-d489-5d4e-bcba-cb48a51df2ad/?project_id=prd_jt

Notes for reviewers

None.

Interface changes

None.

Effects on system behavior

None.

[github-actions]

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 51 lines in your changes missing coverage. Please review.

Project coverage is 27.38%. Comparing base (2be4572) to head (5c7bf6f).
Report is 16 commits behind head on main.

Files with missing lines	Patch %	Lines
...elocity_virtual_traffic_light_module/src/utils.cpp	0.00%	38 Missing ⚠️
...elocity_virtual_traffic_light_module/src/utils.hpp	0.00%	13 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #9106      +/-   ##
==========================================
- Coverage   27.40%   27.38%   -0.02%     
==========================================
  Files        1302     1309       +7     
  Lines       95817    95877      +60     
  Branches    39127    39129       +2     
==========================================
+ Hits        26256    26257       +1     
- Misses      66942    67001      +59     
  Partials     2619     2619              

Flag	Coverage Δ		*Carryforward flag
differential	17.43% <0.00%> (?)
total	27.41% <ø> (+0.01%)	⬆️	Carriedforward from 2be4572

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

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[kosuke55]

@tkimura4 @shmpwk
could you please approve as code owner? 🙇
this PR is just moving functions.

[tkimura4]

👍