Merge pull request #1635 from pi-hole/dependabot/pip/test/development/pytest-xdist-3.6.1

Bump pytest-xdist from 3.5.0 to 3.6.1 in /test

test/requirements.txt

 pytest == 8.3.2
-pytest-xdist == 3.5.0
+pytest-xdist == 3.6.1
 pytest-testinfra == 10.1.1
 black == 24.8.0
 pytest-clarity == 1.0.1