chore(deps): update dependency eslint-plugin-regexp to v2.9.0 (#2324)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[eslint-plugin-regexp](https://redirect.github.com/ota-meshi/eslint-plugin-regexp)
| [`2.8.0` ->
`2.9.0`](https://renovatebot.com/diffs/npm/eslint-plugin-regexp/2.8.0/2.9.0)
|
[![age](https://developer.mend.io/api/mc/badges/age/npm/eslint-plugin-regexp/2.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/eslint-plugin-regexp/2.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/eslint-plugin-regexp/2.8.0/2.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/eslint-plugin-regexp/2.8.0/2.9.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>ota-meshi/eslint-plugin-regexp (eslint-plugin-regexp)</summary>

###
[`v2.9.0`](https://redirect.github.com/ota-meshi/eslint-plugin-regexp/blob/HEAD/CHANGELOG.md#290)

[Compare
Source](https://redirect.github.com/ota-meshi/eslint-plugin-regexp/compare/v2.8.0...v2.9.0)

##### Minor Changes

- feat: support explicit comparisons to null for prefer-regexp-test
([#&#8203;839](https://redirect.github.com/ota-meshi/eslint-plugin-regexp/pull/839))

</details>

---

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---

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---

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package.json

@@ -67,7 +67,7 @@
 		"eslint-plugin-n": "17.16.1",
 		"eslint-plugin-package-json": "0.26.0",
 		"eslint-plugin-perfectionist": "4.14.0",
-		"eslint-plugin-regexp": "2.8.0",
+		"eslint-plugin-regexp": "2.9.0",
 		"eslint-plugin-yml": "1.18.0",
 		"husky": "9.1.7",
 		"knip": "5.60.0",