improved drift_model_config(), include PTM metadata with output file

[kthyng]

• updated docs
• improved drift_model_config()
• updated tests
• now include PTM metadata with output file

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 78.26087% with 10 lines in your changes are missing coverage. Please review.

Project coverage is 86.08%. Comparing base (0c72959) to head (967995b).
Report is 1 commits behind head on main.

Files	Patch %	Lines
particle_tracking_manager/cli.py	0.00%	10 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #24      +/-   ##
==========================================
- Coverage   86.35%   86.08%   -0.27%     
==========================================
  Files          13       13              
  Lines        1114     1143      +29     
==========================================
+ Hits          962      984      +22     
- Misses        152      159       +7     

Flag	Coverage Δ
unittests	86.08% <78.26%> (-0.27%)	⬇️

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