Ensure parameters are built into the model dictionary

[sarthakpati]

Fixes #671 #672

Proposed Changes

• bundle parameters with model dict
• updated post-training optimization code with this logic

Checklist

• I have read the CONTRIBUTING guide.
• My PR is based from the current GaNDLF master .
• Non-breaking change (does not break existing functionality): provide as many details as possible for any breaking change.
• Function/class source code documentation added/updated.
• Code has been blacked for style consistency.
• If applicable, version information has been updated in GANDLF/version.py.
• If adding a git submodule, add to list of exceptions for black styling in pyproject.toml file.
• Usage documentation has been updated, if appropriate.
• History has been updated, if appropriate.
• Tests added or modified to cover the changes; if coverage is reduced, please give explanation.
• If customized dependency installation is required (i.e., a separate pip install step is needed for PR to be functional), please ensure it is reflected in all the files that control the CI, namely: python-test.yml, and all docker files [1,2,3].

[github-actions]

MLCommons CLA bot All contributors have signed the MLCommons CLA ✍️ ✅

[codecov]

Codecov Report

Merging #673 (1eb2967) into master (6f00a4e) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #673      +/-   ##
==========================================
- Coverage   94.43%   94.42%   -0.01%     
==========================================
  Files         115      115              
  Lines        7872     7879       +7     
==========================================
+ Hits         7434     7440       +6     
- Misses        438      439       +1     

Flag	Coverage Δ
unittests	94.42% <100.00%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
GANDLF/cli/post_training_model_optimization.py	100.00% <100.00%> (ø)
GANDLF/utils/generic.py	88.50% <100.00%> (+0.13%)	⬆️
GANDLF/utils/modelio.py	82.55% <100.00%> (+0.41%)	⬆️
testing/test_full.py	99.14% <100.00%> (+<0.01%)	⬆️

... and 1 file with indirect coverage changes

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