Bump pytest from 8.3.5 to 8.4.0 in /test

Bumps [pytest](https://github.com/pytest-dev/pytest) from 8.3.5 to 8.4.0.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/pytest/compare/8.3.5...8.4.0)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 8.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

test/requirements.txt

@@ -1,5 +1,5 @@
 pyyaml == 6.0.2
-pytest == 8.3.5
+pytest == 8.4.0
 pytest-xdist == 3.6.1
 pytest-testinfra == 10.2.2
 tox == 4.26.0