fix(deps): update dependency mypy to v1.20.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
mypy (changelog)	==1.19.1 → ==1.20.0

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Release Notes

python/mypy (mypy)

v1.20.0

Compare Source

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.70%. Comparing base (c4544f0) to head (26a7be3).
⚠️ Report is 1 commits behind head on main.

❌ Your project status has failed because the head coverage (97.70%) is below the target coverage (99.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #780   +/-   ##
=======================================
  Coverage   97.70%   97.70%           
=======================================
  Files          12       12           
  Lines        1220     1220           
=======================================
  Hits         1192     1192           
  Misses         28       28           

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