Update dependency eslint to v9.31.0 (#1793)

This PR contains the following updates:

| Package | Change | Age | Confidence |
|---|---|---|---|
| [eslint](https://eslint.org)
([source](https://redirect.github.com/eslint/eslint)) | [`9.30.1` ->
`9.31.0`](https://renovatebot.com/diffs/npm/eslint/9.30.1/9.31.0) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/eslint/9.31.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/eslint/9.30.1/9.31.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>eslint/eslint (eslint)</summary>

###
[`v9.31.0`](https://redirect.github.com/eslint/eslint/compare/v9.30.1...14053edc64bd378ab920575f2488fbfcbb5a4ea0)

[Compare
Source](https://redirect.github.com/eslint/eslint/compare/v9.30.1...v9.31.0)

</details>

---

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rebase/retry checkbox.

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---

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

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bun.lockb

@@ -43,7 +43,7 @@
         "@types/bun": "1.2.18",
         "@types/node": "24.0.13",
         "colorette": "2.0.20",
-        "eslint": "9.30.1",
+        "eslint": "9.31.0",
         "eslint-config-prettier": "10.1.5",
         "eslint-formatter-codeframe": "7.32.1",
         "eslint-plugin-astro": "1.3.1",