chore(deps): update pnpm to v8.9.0 (#87)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [pnpm](https://pnpm.io) ([source](https://togithub.com/pnpm/pnpm)) |
[`8.8.0` -> `8.9.0`](https://renovatebot.com/diffs/npm/pnpm/8.8.0/8.9.0)
|
[![age](https://developer.mend.io/api/mc/badges/age/npm/pnpm/8.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/pnpm/8.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/pnpm/8.8.0/8.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/pnpm/8.8.0/8.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>pnpm/pnpm (pnpm)</summary>

### [`v8.9.0`](https://togithub.com/pnpm/pnpm/compare/v8.8.0...v8.9.0)

[Compare Source](https://togithub.com/pnpm/pnpm/compare/v8.8.0...v8.9.0)

</details>

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package.json

@@ -80,7 +80,7 @@
 		"vitest": "^0.34.3",
 		"yaml-eslint-parser": "^1.2.2"
 	},
-	"packageManager": "pnpm@8.8.0",
+	"packageManager": "pnpm@8.9.0",
 	"engines": {
 		"node": ">=18"
 	},