Bump platformdirs from 3.11.0 to 4.3.6

Bumps [platformdirs](https://github.com/tox-dev/platformdirs) from 3.11.0 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@3.11.0...4.3.6)

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

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

requirements.txt

@@ -44,7 +44,7 @@ packaging==23.2
     #   datamodel-code-generator
 pathspec==0.12.1
     # via black
-platformdirs==3.11.0
+platformdirs==4.3.6
     # via black
 pydantic[email]==2.4.2
     # via datamodel-code-generator