build(deps): bump platformdirs from 4.4.0 to 4.5.0

Bumps [platformdirs](https://github.com/tox-dev/platformdirs) from 4.4.0 to 4.5.0.
- [Release notes](https://github.com/tox-dev/platformdirs/releases)
- [Changelog](https://github.com/tox-dev/platformdirs/blob/main/CHANGES.rst)
- [Commits](https://github.com/tox-dev/platformdirs/compare/4.4.0...4.5.0)

---
updated-dependencies:
- dependency-name: platformdirs
  dependency-version: 4.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -20,7 +20,7 @@ deap==1.4.3
 requests==2.32.5
 pandas==2.3.3
 pendulum==3.1.0
-platformdirs==4.4.0
+platformdirs==4.5.0
 psutil==7.1.0
 pvlib==0.13.1
 pydantic==2.11.9