fix(smoother): autonomous driving mode check

[TakaHoribe]

Description

Autonomous driving mode check was wrong. Fix for this PR: #3948

Tests performed

Psim

Effects on system behavior

Not applicable.

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[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (15325f6) 14.41% compared to head (cda720e) 14.41%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4009   +/-   ##
=======================================
  Coverage   14.41%   14.41%           
=======================================
  Files        1456     1456           
  Lines      102763   102763           
  Branches    29785    29785           
=======================================
  Hits        14815    14815           
  Misses      71765    71765           
  Partials    16183    16183           

Flag	Coverage Δ		*Carryforward flag
differential	11.60% <0.00%> (?)
total	14.41% <ø> (+<0.01%)	⬆️	Carriedforward from 15325f6

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

Impacted Files	Coverage Δ
...ity_smoother/src/motion_velocity_smoother_node.cpp	28.03% <0.00%> (ø)

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