Remove deprecated steering_odometry class

[christophfroehlich]

Description

Cleanup after #1996

Is this user-facing behavior change?

apart from API break, no

Did you use Generative AI?

no

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.77%. Comparing base (2850cc4) to head (03a552d).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2400      +/-   ##
==========================================
+ Coverage   85.60%   85.77%   +0.16%     
==========================================
  Files         148      147       -1     
  Lines       15829    15798      -31     
  Branches     1339     1339              
==========================================
  Hits        13551    13551              
+ Misses       1792     1761      -31     
  Partials      486      486              

Flag	Coverage Δ
unittests	85.77% <ø> (+0.16%)	⬆️

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[MarqRazz]

Thanks for cleaning this up!