[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/astral-sh/ruff-pre-commit: v0.6.7 → v0.6.8](https://github.com/astral-sh/ruff-pre-commit/compare/v0.6.7...v0.6.8)
- [github.com/abravalheri/validate-pyproject: v0.19 → v0.20.2](https://github.com/abravalheri/validate-pyproject/compare/v0.19...v0.20.2)