Bug fixes for issues found while conda packaging

[mjuric]

Fixes # .

Describe your changes.

Review Checklist for Source Code Changes

• Does pip install still work?
• Have you written a unit test for any new functions?
• Do all the units tests run successfully?
• Does Sorcha run successfully on a test set of input files/databases?
• Have you used black on the files you have updated to confirm python programming style guide enforcement?

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.61%. Comparing base (39cf35f) to head (59102a5).
Report is 11 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #976      +/-   ##
==========================================
- Coverage   80.69%   80.61%   -0.09%     
==========================================
  Files          69       69              
  Lines        3139     3079      -60     
==========================================
- Hits         2533     2482      -51     
+ Misses        606      597       -9     

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