build(deps-dev): bump the default group with 2 updates

Bumps the default group with 2 updates: [ruff](https://github.com/astral-sh/ruff) and [pytest](https://github.com/pytest-dev/pytest).


Updates `ruff` from 0.15.2 to 0.15.4
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.2...0.15.4)

Updates `pytest` from 7.4.3 to 9.0.2
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@7.4.3...9.0.2)

---
updated-dependencies:
- dependency-name: ruff
  dependency-version: 0.15.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: default
- dependency-name: pytest
  dependency-version: 9.0.2
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: default
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]