Fix answer function for UDS_HSFZSocket

[polybassa]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 81.22%. Comparing base (bd7f2a3) to head (1f90bd6).
Report is 8 commits behind head on master.

Files with missing lines	Patch %	Lines
scapy/contrib/automotive/bmw/hsfz.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4776      +/-   ##
==========================================
- Coverage   81.23%   81.22%   -0.01%     
==========================================
  Files         363      363              
  Lines       88404    88404              
==========================================
- Hits        71811    71806       -5     
- Misses      16593    16598       +5     

Files with missing lines	Coverage Δ
scapy/contrib/automotive/bmw/hsfz.py	63.00% <0.00%> (ø)

... and 3 files with indirect coverage changes

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[gpotter2]

Thanks for the PR.