docs: fix typo

[jsoref]

Resolves #391

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Before the change?

• Typo

After the change?

• no typos

Pull request checklist

• [ ] Tests for the changes have been added (for bug fixes / features)
• [ ] Docs have been reviewed and added / updated if needed (for bug fixes / features)

Does this introduce a breaking change?

Please see our docs on breaking changes to help!

• [ ] Yes
• [x] No

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[github-actions[bot]]

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[octokitbot]

:tada: This PR is included in version 20.0.0 :tada:

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