Bump @stylistic/eslint-plugin from 2.8.0 to 2.9.0

Bumps [@stylistic/eslint-plugin](https://github.com/eslint-stylistic/eslint-stylistic/tree/HEAD/packages/eslint-plugin) from 2.8.0 to 2.9.0.
- [Release notes](https://github.com/eslint-stylistic/eslint-stylistic/releases)
- [Changelog](https://github.com/eslint-stylistic/eslint-stylistic/blob/main/CHANGELOG.md)
- [Commits](https://github.com/eslint-stylistic/eslint-stylistic/commits/v2.9.0/packages/eslint-plugin)

---
updated-dependencies:
- dependency-name: "@stylistic/eslint-plugin"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -83,7 +83,7 @@
     "@eslint/js": "9.11.1",
     "@iktakahiro/markdown-it-katex": "4.0.1",
     "@playwright/test": "1.47.2",
-    "@stylistic/eslint-plugin": "2.8.0",
+    "@stylistic/eslint-plugin": "2.9.0",
     "ajv": "8.17.1",
     "ava": "6.1.3",
     "c8": "10.1.2",