build(deps-dev): bump eslint in /superset-websocket

Bumps [eslint](https://github.com/eslint/eslint) from 8.39.0 to 8.40.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v8.39.0...v8.40.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

superset-websocket/package.json

@@ -33,7 +33,7 @@
     "@types/ws": "^8.5.4",
     "@typescript-eslint/eslint-plugin": "^5.59.2",
     "@typescript-eslint/parser": "^5.59.2",
-    "eslint": "^8.39.0",
+    "eslint": "^8.40.0",
     "eslint-config-prettier": "^8.8.0",
     "jest": "^27.3.1",
     "prettier": "^2.8.8",