chore(deps): Bump platformdirs from 4.12.2 to 4.12.4

[dependabot]

Bumps platformdirs from 4.12.2 to 4.12.4.

Release notes

Sourced from platformdirs's releases.

4.12.4

What's Changed

• ci: download coverage during tool setup by @​gaborbernat in tox-dev/platformdirs#609
• 🐛 fix(api): keep root's site dir readable in place_*_file by @​darrenhuai in tox-dev/platformdirs#610
• fix: fall back from unreachable runtime directory with ensure_exists by @​harbinresearcher in tox-dev/platformdirs#611

New Contributors

• @​harbinresearcher made their first contribution in tox-dev/platformdirs#611

Full Changelog: tox-dev/platformdirs@4.12.3...4.12.4

4.12.3

What's Changed

• Place root config and data files in the first site directory by @​PDGGK in tox-dev/platformdirs#607

New Contributors

• @​PDGGK made their first contribution in tox-dev/platformdirs#607

Full Changelog: tox-dev/platformdirs@4.12.2...4.12.3

Changelog

Sourced from platformdirs's changelog.

########### Changelog ###########

.. towncrier-draft-entries:: Unreleased

.. towncrier release notes start

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4.13.0 (2026-10-10)

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• Detect Homebrew Python for the :class:~platformdirs.macos.MacOS site directories under :option:python:-S, which leaves :data:sys.base_prefix on the Cellar keg, and for the python-freethreading formula - by :user:sricharanreddycheruku. :pr:612
• Use Python 3.15 for development and automation. :pr:613

---

4.12.4 (2026-10-07)

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• Keep site directories readable by other users when root calls :meth:~platformdirs.api.PlatformDirsABC.place_config_file or another place_*_file method with :attr:~platformdirs.api.PlatformDirsABC.use_site_for_root - by :user:darrenhuai. :pr:610
• Make :func:~platformdirs.user_runtime_dir warn and fall back from an unreachable XDG_RUNTIME_DIR under :attr:~platformdirs.api.PlatformDirsABC.ensure_exists instead of raising. :pr:611

---

4.12.3 (2026-10-03)

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• Place files from place_config_file and place_data_file in the first site directory for root on Unix with use_site_for_root=True and multipath=True, where find_config_file and find_data_file look for them. :pr:607

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4.12.2 (2026-09-29)

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• Keep os.pathsep in site_applications_path under multipath=True on platforms with one applications directory. :pr:604

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4.12.1 (2026-09-28)

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• Avoid PytestAssertRewriteWarning when importing platformdirs before invoking pytest. :pr:601

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4.12.0 (2026-09-26)

... (truncated)

Commits

• 19338a4 Release 4.12.4
• f2a4fa9 fix: fall back from unreachable runtime directory with ensure_exists (#611)
• 16429e2 🐛 fix(api): keep root's site dir readable in place_*_file (#610)
• b9735d3 ci: download coverage during tool setup (#609)
• 344f249 [pre-commit.ci] pre-commit autoupdate (#608)
• 960ff63 Release 4.12.3
• 8047ad5 Place root config and data files in the first site directory (#607)
• See full diff in compare view

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