chore(deps): update dependency @book000/eslint-config to v1.8.9 (#1602)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[@book000/eslint-config](https://redirect.github.com/book000/eslint-config)
| [`1.8.8` ->
`1.8.9`](https://renovatebot.com/diffs/npm/@book000%2feslint-config/1.8.8/1.8.9)
|
[![age](https://developer.mend.io/api/mc/badges/age/npm/@book000%2feslint-config/1.8.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/@book000%2feslint-config/1.8.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/@book000%2feslint-config/1.8.8/1.8.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/@book000%2feslint-config/1.8.8/1.8.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>book000/eslint-config (@&#8203;book000/eslint-config)</summary>

###
[`v1.8.9`](https://redirect.github.com/book000/eslint-config/releases/tag/v1.8.9)

#####
[1.8.9](https://redirect.github.com/book000/eslint-config/compare/v1.8.8...v1.8.9)
(2025-02-23)

##### 🎨 Chore

- **deps:** lock file maintenance
([#&#8203;218](https://redirect.github.com/book000/eslint-config/issues/218))
([9cca31a](https://redirect.github.com/book000/eslint-config/commit/9cca31a77c822afe02af3debd8c0b9f1bacfb51c))

</details>

---

### Configuration

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

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the
rebase/retry checkbox.

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

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

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package.json

@@ -7,7 +7,7 @@
     "url": "https://github.com/tomacheese/cmcutter/issues"
   },
   "devDependencies": {
-    "@book000/eslint-config": "1.8.8",
+    "@book000/eslint-config": "1.8.9",
     "@book000/node-utils": "1.13.481",
     "@types/config": "3.3.5",
     "@types/node": "22.13.5",