fix ruff workflow

[narumiruna]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 33.33333% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 47.52%. Comparing base (156fa02) to head (3d27049).
Report is 4 commits behind head on main.

Files	Patch %	Lines
template/cli.py	0.00%	1 Missing ⚠️
template/datasets/mnist.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #53      +/-   ##
==========================================
- Coverage   48.50%   47.52%   -0.98%     
==========================================
  Files          16       16              
  Lines         200      202       +2     
==========================================
- Hits           97       96       -1     
- Misses        103      106       +3     

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