Bump @stylistic/eslint-plugin from 4.0.1 to 4.2.0 in /server

Bumps [@stylistic/eslint-plugin](https://github.com/eslint-stylistic/eslint-stylistic/tree/HEAD/packages/eslint-plugin) from 4.0.1 to 4.2.0.
- [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/v4.2.0/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]>

Author: dependabot[bot]

server/package-lock.json

@@ -98,7 +98,7 @@
     "eslint-config-prettier": "^10.0.1",
     "eslint-plugin-prettier": "^5.2.3",
     "eslint-plugin-import-x": "^4.6.1",
-    "@stylistic/eslint-plugin": "^4.0.1",
+    "@stylistic/eslint-plugin": "^4.2.0",
     "@typescript-eslint/parser": "^8.25.0",
     "globals": "^16.0.0",
     "mongodb-memory-server": "^10.1.4",