TEST: Use ModelContainer.get_crds_parameters

[braingram]

Requires: spacetelescope/jwst#8310
as ModelContainer.get_crds_parameters (unused prior to this PR) fails for ModelContainer instances not read from an association.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 59.33%. Comparing base (aea1617) to head (b4d29ee).
Report is 1 commits behind head on main.

Files	Patch %	Lines
src/stpipe/step.py	0.00%	3 Missing ⚠️
src/stpipe/pipeline.py	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #144      +/-   ##
==========================================
+ Coverage   59.15%   59.33%   +0.18%     
==========================================
  Files          24       24              
  Lines        1611     1606       -5     
==========================================
  Hits          953      953              
+ Misses        658      653       -5     

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