Bump pytest-xdist from 3.3.1 to 3.6.1

Bumps [pytest-xdist](https://github.com/pytest-dev/pytest-xdist) from 3.3.1 to 3.6.1.
- [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@v3.3.1...v3.6.1)

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

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

setup.cfg

@@ -29,7 +29,7 @@ test =
     pytest == 7.4.2
     pytest-cov == 3.0.0
     pytest-mock == 3.14.0
-    pytest-xdist == 3.3.1
+    pytest-xdist == 3.6.1
 
 [options.packages.find]
 exclude =