correctly assigning institutions and collabs to nested authors in jats

[mugdhapolimera]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 83.33333% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 91.44%. Comparing base (5d63588) to head (6faee25).
⚠️ Report is 20 commits behind head on main.

Files with missing lines	Patch %	Lines
adsingestp/parsers/jats.py	83.33%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #167      +/-   ##
==========================================
- Coverage   91.47%   91.44%   -0.04%     
==========================================
  Files          27       27              
  Lines        3192     3192              
==========================================
- Hits         2920     2919       -1     
- Misses        272      273       +1     

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[seasidesparrow]

Looks good, simple solution. Merge at your earliest convenience and I'll put it into production.