chore(deps): update pnpm to v9.9.0 (#26)

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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)) |
[`9.8.0` -> `9.9.0`](https://renovatebot.com/diffs/npm/pnpm/9.8.0/9.9.0)
|
[![age](https://developer.mend.io/api/mc/badges/age/npm/pnpm/9.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/pnpm/9.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/pnpm/9.8.0/9.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/pnpm/9.8.0/9.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

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package.json

@@ -2,7 +2,7 @@
   "name": "eslint-plugin-mmkal",
   "version": "0.9.0",
   "description": "My eslint plugin with rules I find good. If you aren't me you probably shouldn't use this.",
-  "packageManager": "pnpm@9.8.0",
+  "packageManager": "pnpm@9.9.0",
   "files": [
     "README.md",
     "src/**",