Switch from docformatter to pydocstringformatter

[adamtheturtle]

Replace docformatter with pydocstringformatter for docstring formatting.

Changes

• Replace docformatter==1.7.7 with pydocstringformatter==0.7.3 in dev dependencies
• Update [tool.docformatter] to [tool.pydocstringformatter] in pyproject.toml
• Update pre-commit hook configuration

See: https://github.com/DanielNoord/pydocstringformatter

---

Note

Switches docstring formatting toolchain from docformatter to pydocstringformatter.

• Remove docformatter from dev dependencies and pre-commit; add pydocstringformatter==0.7.3 and corresponding hook (id: pydocstringformatter with uv entry)
• Drop [tool.docformatter] config and add [tool.pydocstringformatter] (write=true, split-summary-body=false)
• Update CI skip list in .pre-commit-config.yaml to reference pydocstringformatter

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