docs: Fix broken link to "pronunciation"

[theHacker]

Description

Trivial documentation issue.
Fixes a broken link: "pronunciation" in the docs.

Checklist

• I've read the guidelines for contributing to this repository.
• I've followed the conventions in the PR title.
• I've added tests that prove my fix is effective or that my feature works.
• I've updated the documentation with the relevant information (if needed).
• I've added usage information (if the PR introduces new options)
• I've included a "before" and "after" example to the description (if the PR is a user interface change).

[CLAassistant]

All committers have signed the CLA.

[CLAassistant]

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[knqyf263]

Hi @theHacker, thanks for your contribution. Did you sign our CLA?

[theHacker]

Did now. – These things always make me hesitate to contribute 😬

[knqyf263]

Thanks.

Did now. – These things always make me hesitate to contribute 😬

It's fair enough, but a company needs this sort of agreement to avoid problems...