sc-12635 sc-12634 yaml reference encoding

[mattwwarren]

maybe sketchy testing but the fixes are solid

[codecov]

Codecov Report

Attention: Patch coverage is 90.62500% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 88.08%. Comparing base (ba791f3) to head (3ab8a95).

Files	Patch %	Lines
src/dynamic_importer/processors/yaml.py	88.23%	2 Missing ⚠️
src/dynamic_importer/api/types.py	85.71%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #12      +/-   ##
==========================================
+ Coverage   88.02%   88.08%   +0.06%     
==========================================
  Files          11       12       +1     
  Lines         693      722      +29     
==========================================
+ Hits          610      636      +26     
- Misses         83       86       +3     

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