docs: fix JSDoc description in math/base/special/acoversin

[Rejoan-Sardar]

This PR removes invalid statement in native.js for @stdlib/math/base/special/acoversin.

Description

What is the purpose of this pull request?

This pull request:

• This PR removes invalid statement in native.js for @stdlib/math/base/special/acoversin

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Questions

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No.

Other

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No.

Checklist

Please ensure the following tasks are completed before submitting this pull request.

• Read, understood, and followed the [contributing guidelines][contributing].

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@stdlib-js/reviewers

[Planeshifter]

Thanks!