Bump pytest-xdist from 3.5.0 to 3.6.0

Bumps [pytest-xdist](https://github.com/pytest-dev/pytest-xdist) from 3.5.0 to 3.6.0.
- [Release notes](https://github.com/pytest-dev/pytest-xdist/releases)
- [Changelog](https://github.com/pytest-dev/pytest-xdist/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-xdist@v3.5.0...v3.6.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements-test.txt

@@ -9,5 +9,5 @@ mkdocs-minify-plugin==0.8.0
 mkdocstrings==0.24.3
 ./util/mkdocs-redirects
 ./util/mkdocstrings_patch_type_aliases
-pytest-xdist==3.5.0
+pytest-xdist==3.6.0
 pytest~=8.1.1