Bump singledispatch from 4.1.0 to 4.1.1

[dependabot[bot]]

Bumps singledispatch from 4.1.0 to 4.1.1.

Changelog

Sourced from singledispatch's changelog.

v4.1.1

No significant changes.

Commits

• 09d345b Finalize
• d0d0dd2 Merge pull request #6 from Avasam/Pass-mypy
• 983db72 👹 Feed the hobgoblins (delint).
• fb72e01 Fix duplication in pyproject.toml.
• ba41c09 Merge https://github.com/jaraco/skeleton
• 5c34e69 Use extend for proper workaround.
• 2558a7c Merge https://github.com/jaraco/skeleton
• 750a189 Require Python 3.9 or later now that Python 3.8 is EOL.
• e61a9df Include pyproject.toml in ruff.toml.
• db4dfc4jaraco/skeleton#151
• Additional commits viewable in compare view

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