Add missing test dependencies for Conda builds

[dagardner-nv]

Description

• Python tests depend on pytest-asyncio
• Fix local CI bug

Checklist

• I am familiar with the Contributing Guidelines.
• New or existing tests cover these changes.
• The documentation is up to date with these changes.

[dagardner-nv]

/merge

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 73.58%. Comparing base (84661b4) to head (23be224).
Report is 1 commits behind head on branch-25.06.

Additional details and impacted files

@@               Coverage Diff                @@
##           branch-25.06     #552      +/-   ##
================================================
- Coverage         73.58%   73.58%   -0.01%     
================================================
  Files               407      407              
  Lines             15144    15144              
  Branches           1204     1204              
================================================
- Hits              11144    11143       -1     
- Misses             4000     4001       +1     

Flag	Coverage Δ
cpp	70.51% <ø> (-0.01%)	⬇️
py	43.54% <ø> (ø)

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see 1 file with indirect coverage changes

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