MAINT: Update pytest-xdist requirement from <3.6,>=3.5.0 to >=3.5.0,<3.7

Updates the requirements on [pytest-xdist](https://github.com/pytest-dev/pytest-xdist) to permit the latest version.
- [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
...

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

pyproject.toml

@@ -48,7 +48,7 @@ tests = [
     "pandas>=1.1.0,<2.3",
     "pytest>=7.4.0,<8.2",
     "pytest-cov>=4.0.0,<5.1",
-    "pytest-xdist>=3.5.0,<3.6",
+    "pytest-xdist>=3.5.0,<3.7",
     "pyedb>=0.4.0,<0.5; python_version == '3.7'",
     "pyedb>=0.5.0,<0.8; python_version > '3.7'",
     "pyvista>=0.38.0,<0.44",