DM-39553: Update BPS PanDA plugin for quantum-backed butler.

[MichelleGower]

Checklist

• ran Jenkins
• added a release note for user-visible changes to doc/changes

[codecov]

Codecov Report

Patch coverage: 90.47% and project coverage change: +8.48 🎉

Comparison is base (052cf0f) 23.99% compared to head (ada5355) 32.48%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #52      +/-   ##
==========================================
+ Coverage   23.99%   32.48%   +8.48%     
==========================================
  Files           7        8       +1     
  Lines         446      508      +62     
  Branches       84       90       +6     
==========================================
+ Hits          107      165      +58     
- Misses        336      339       +3     
- Partials        3        4       +1     

Impacted Files	Coverage Δ
python/lsst/ctrl/bps/panda/utils.py	12.50% <0.00%> (-0.14%)	⬇️
python/lsst/ctrl/bps/panda/cmd_line_embedder.py	52.08% <87.50%> (+21.78%)	⬆️
tests/test_cmd_line_embedder.py	95.55% <95.55%> (ø)

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[mxk62]

I think Returns sections should look like this:

cmd_line: `str`
    processed command line