ci: Fix format check

[kou]

Fixes #554.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.96%. Comparing base (3712291) to head (97ef8a1).
⚠️ Report is 31 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #558      +/-   ##
==========================================
- Coverage   87.43%   86.96%   -0.48%     
==========================================
  Files          26       27       +1     
  Lines        3288     3398     +110     
==========================================
+ Hits         2875     2955      +80     
- Misses        413      443      +30     

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[kou]

+1