Bump platformdirs from 4.3.3 to 4.3.6 (#11621)

Bumps [platformdirs](https://github.com/tox-dev/platformdirs) from 4.3.3 to 4.3.6.
- [Release notes](https://github.com/tox-dev/platformdirs/releases)
- [Changelog](https://github.com/tox-dev/platformdirs/blob/main/CHANGES.rst)
- [Commits](tox-dev/platformdirs@4.3.3...4.3.6)

---
updated-dependencies:
- dependency-name: platformdirs
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

ci-constraints-requirements.txt

@@ -124,7 +124,7 @@ pathspec==0.12.1 ; python_full_version >= '3.8'
     # via check-sdist
 platformdirs==4.0.0 ; python_full_version < '3.8'
     # via virtualenv
-platformdirs==4.3.3 ; python_full_version >= '3.8'
+platformdirs==4.3.6 ; python_full_version >= '3.8'
     # via virtualenv
 pluggy==1.2.0 ; python_full_version < '3.8'
     # via pytest