⬆ Bump mypy from 1.19.1 to 1.20.0 (#351)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pyproject.toml

@@ -67,7 +67,7 @@ github-actions = [
 tests = [
     "coverage[toml]>=6.2,<8.0",
     "fastapi>=0.128.0",
-    "mypy==1.19.1",
+    "mypy==1.20.0",
     "pytest>=7.4.0,<10.0.0",
     "ruff==0.15.8",
     "uvicorn>=0.39.0",