Bump pytest-xdist from 3.2.1 to 3.3.1 in /requirements (#18758)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements/app/test.txt

@@ -6,7 +6,7 @@ pytest-doctestplus ==0.9.0
 pytest-asyncio ==0.21.1
 # pytest-random-order ==1.1.0
 pytest-rerunfailures ==12.0
-pytest-xdist ==3.2.1
+pytest-xdist ==3.3.1
 
 playwright ==1.38.0
 httpx ==0.25.0