Update dependency @microsoft/api-documenter to v7.25.21

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@microsoft/api-documenter (source)	7.25.19 -> 7.25.21

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Release Notes

microsoft/rushstack (@​microsoft/api-documenter)

### [`v7.25.21`](https://redirect.github.com/microsoft/rushstack/blob/HEAD/apps/api-documenter/CHANGELOG.md#72521) [Compare Source](https://redirect.github.com/microsoft/rushstack/compare/@microsoft/api-documenter_v7.25.20...@microsoft/api-documenter_v7.25.21) Thu, 24 Oct 2024 00:15:47 GMT *Version update only* ### [`v7.25.20`](https://redirect.github.com/microsoft/rushstack/blob/HEAD/apps/api-documenter/CHANGELOG.md#72520) [Compare Source](https://redirect.github.com/microsoft/rushstack/compare/@microsoft/api-documenter_v7.25.19...@microsoft/api-documenter_v7.25.20) Mon, 21 Oct 2024 18:50:09 GMT *Version update only*

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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