chore(deps): update dependency knip to v5.18.1 (#407)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [knip](https://knip.dev)
([source](https://togithub.com/webpro-nl/knip/tree/HEAD/packages/knip))
| [`5.18.0` ->
`5.18.1`](https://renovatebot.com/diffs/npm/knip/5.18.0/5.18.1) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/knip/5.18.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/knip/5.18.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/knip/5.18.0/5.18.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/knip/5.18.0/5.18.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

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

### [`v5.18.1`](https://togithub.com/webpro-nl/knip/releases/tag/5.18.1)

[Compare
Source](https://togithub.com/webpro-nl/knip/compare/5.18.0...5.18.1)

- Refactor and improve dep graph naming/typing
([`28f05f0`](https://togithub.com/webpro-nl/knip/commit/28f05f0a))
- Speed up (de)serialized and add test
([`deb3b9c`](https://togithub.com/webpro-nl/knip/commit/deb3b9c5))
- Move cli tests involving stdout to separate folder
([`978674f`](https://togithub.com/webpro-nl/knip/commit/978674fc))
- Update and caretify dependencies
([`e14f6d2`](https://togithub.com/webpro-nl/knip/commit/e14f6d24))
- Fix link to screenshot
([`c2f9507`](https://togithub.com/webpro-nl/knip/commit/c2f9507e))

</details>

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