MAINT: Bump platformdirs from 4.2.0 to 4.2.1 in the minimal group (#3029

)

Bumps the minimal group with 1 update: [platformdirs](https://github.com/platformdirs/platformdirs).


Updates `platformdirs` from 4.2.0 to 4.2.1
- [Release notes](https://github.com/platformdirs/platformdirs/releases)
- [Changelog](https://github.com/platformdirs/platformdirs/blob/main/CHANGES.rst)
- [Commits](tox-dev/platformdirs@4.2.0...4.2.1)

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

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

minimum_requirements.txt

@@ -1,6 +1,6 @@
 ansys-api-mapdl==0.5.1
 importlib-metadata==7.1.0
 numpy==1.26.4
-platformdirs==4.2.0
+platformdirs==4.2.1
 psutil==5.9.8
 pyansys-tools-versioning==0.5.0