feat(behavior_velocity): publish internal debug path

[taikitanaka3]

Description

• publish internal behavior velocity path as a debug message.

To test this use planning debug tool trajectory analyzer

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[codecov]

Codecov Report

Merging #1635 (5f1057d) into main (020c6d8) will decrease coverage by 0.13%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main    #1635      +/-   ##
==========================================
- Coverage   10.68%   10.54%   -0.14%     
==========================================
  Files        1109     1102       -7     
  Lines       78600    72316    -6284     
  Branches    18547    18110     -437     
==========================================
- Hits         8398     7629     -769     
+ Misses      61341    56171    -5170     
+ Partials     8861     8516     -345     

Flag	Coverage Δ		*Carryforward flag
differential	4.64% <0.00%> (?)
total	10.59% <0.00%> (-0.08%)	⬇️	Carriedforward from 6001841

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

Impacted Files	Coverage Δ
...er/include/scene_module/scene_module_interface.hpp	0.00% <0.00%> (ø)
system/default_ad_api/src/interface.cpp	0.00% <0.00%> (-71.43%)	⬇️
..._ad_api_msgs/msg/response_status__type_support.cpp	0.00% <0.00%> (-66.67%)	⬇️
...ng_simulator/vehicle_model/sim_model_interface.hpp	0.00% <0.00%> (-66.67%)	⬇️
...d_api_msgs/srv/interface_version__type_support.cpp	0.00% <0.00%> (-54.55%)	⬇️
.../_autoware_ad_api_msgs_s.ep.rosidl_typesupport_c.c	0.00% <0.00%> (-47.46%)	⬇️
...auto_common/include/helper_functions/type_name.hpp	66.66% <0.00%> (-33.34%)	⬇️
...l/dds_fastrtps/interface_version__type_support.cpp	0.00% <0.00%> (-32.72%)	⬇️
...s/srv/detail/interface_version__type_support_c.cpp	0.00% <0.00%> (-31.00%)	⬇️
...py/autoware_ad_api_msgs/srv/_interface_version_s.c	0.00% <0.00%> (-29.63%)	⬇️
... and 669 more

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[soblin]

LGTM! Thanks