Update dependency mypy to v1.15.0 (#23)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pyproject.toml

@@ -30,7 +30,7 @@ dev = [
     "pre-commit>=2.20.0",
     "pre-commit-uv>=4",
     "pytest-cov>=4.0.0",
-    "mypy==1.13.0",
+    "mypy==1.15.0",
     "pytest-parametrization>=2022",
     "ruff>=0.8.2",
     "sybil[pytest]",