fix cosmx load error

[JarningGau]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 49.22%. Comparing base (7cccdd1) to head (ac6726c).
⚠️ Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
src/spatialdata_io/readers/cosmx.py	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #331      +/-   ##
==========================================
+ Coverage   49.06%   49.22%   +0.15%     
==========================================
  Files          26       26              
  Lines        2686     2694       +8     
==========================================
+ Hits         1318     1326       +8     
  Misses       1368     1368              

Files with missing lines	Coverage Δ
src/spatialdata_io/readers/cosmx.py	17.69% <0.00%> (ø)

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