chore(deps): update dependency knip to v5.39.2 (#684)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [knip](https://knip.dev)
([source](https://redirect.github.com/webpro-nl/knip/tree/HEAD/packages/knip))
| [`5.39.1` ->
`5.39.2`](https://renovatebot.com/diffs/npm/knip/5.39.1/5.39.2) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/knip/5.39.2?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/knip/5.39.2?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/knip/5.39.1/5.39.2?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/knip/5.39.1/5.39.2?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>webpro-nl/knip (knip)</summary>

###
[`v5.39.2`](https://redirect.github.com/webpro-nl/knip/releases/tag/5.39.2)

[Compare
Source](https://redirect.github.com/webpro-nl/knip/compare/5.39.1...5.39.2)

- Fix up moonrepo fixture
([`382c909`](https://redirect.github.com/webpro-nl/knip/commit/382c909f))
- Edit docs
([`69d602a`](https://redirect.github.com/webpro-nl/knip/commit/69d602a4))
- Plugin housekeeping
([`770685b`](https://redirect.github.com/webpro-nl/knip/commit/770685bc))
- Add `isRootOnly` to moonrepo and yarn plugins
([`9c07294`](https://redirect.github.com/webpro-nl/knip/commit/9c072943))

</details>

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