fix(intersection): stuck stop line generation when ego is over fist conflicting area

[soblin]

Description

Related links

https://tier4.atlassian.net/browse/RT1-3267
https://tier4.atlassian.net/browse/RT1-3696
https://tier4.atlassian.net/browse/RT1-3618

Tests performed

Psim

evaluator
https://evaluation.tier4.jp/evaluation/reports/42ec3b4b-cad9-5708-8d3d-669c8d5c00a5?project_id=prd_jt

Notes for reviewers

Interface changes

Not applicable.

Effects on system behavior

Not applicable.

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[codecov]

Codecov Report

Patch coverage has no change and project coverage change: -0.07% ⚠️

Comparison is base (f08e64d) 15.90% compared to head (4dac270) 15.84%.
Report is 12 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4903      +/-   ##
==========================================
- Coverage   15.90%   15.84%   -0.07%     
==========================================
  Files        1580     1580              
  Lines      109159   109865     +706     
  Branches    33634    34165     +531     
==========================================
+ Hits        17363    17404      +41     
- Misses      73169    73727     +558     
- Partials    18627    18734     +107     

Flag	Coverage Δ		*Carryforward flag
differential	6.86% <0.00%> (?)
total	15.92% <ø> (+0.01%)	⬆️	Carriedforward from f08e64d

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

Files Changed	Coverage Δ
...ity_intersection_module/src/scene_intersection.cpp	0.00% <0.00%> (ø)
...ity_intersection_module/src/scene_intersection.hpp	0.00% <ø> (ø)
...behavior_velocity_intersection_module/src/util.cpp	0.00% <0.00%> (ø)
...ior_velocity_intersection_module/src/util_type.hpp	0.00% <ø> (ø)

... and 2 files with indirect coverage changes

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