chore(deps): update dependency tox to v4.18.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
tox (changelog)	4.18.0 -> 4.18.1

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Release Notes

tox-dev/tox (tox)

v4.18.1

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What's Changed

• Fixup the spec string for sys.executable by @​hroncok in https://github.com/tox-dev/tox/pull/3327
• Fix issue link in changelog by @​schlamar in https://github.com/tox-dev/tox/pull/3332
• Properly document the tox_env_teardown hook by @​kemzeb in https://github.com/tox-dev/tox/pull/3333
• Add 3.13 to CI and bump deps by @​gaborbernat in https://github.com/tox-dev/tox/pull/3339

New Contributors

• @​schlamar made their first contribution in https://github.com/tox-dev/tox/pull/3332
• @​kemzeb made their first contribution in https://github.com/tox-dev/tox/pull/3333

Full Changelog: tox-dev/tox@4.18.0...4.18.1

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