build(deps-dev): bump eslint from 8.56.0 to 8.57.0 in /src (#6190)

Bumps [eslint](https://github.com/eslint/eslint) from 8.56.0 to 8.57.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](https://github.com/eslint/eslint/compare/v8.56.0...v8.57.0)

---
updated-dependencies:
- dependency-name: eslint
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/package.json

@@ -89,7 +89,7 @@
     "@types/supertest": "^6.0.2",
     "@types/underscore": "^1.11.15",
     "cypress": "^13.6.6",
-    "eslint": "^8.56.0",
+    "eslint": "^8.57.0",
     "eslint-config-etherpad": "^3.0.22",
     "etherpad-cli-client": "^3.0.1",
     "mocha": "^10.3.0",