chore(deps-dev): bump eslint from 8.19.0 to 8.21.0

Bumps [eslint](https://github.com/eslint/eslint) from 8.19.0 to 8.21.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v8.19.0...v8.21.0)

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

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

Author: dependabot[bot]

package.json

@@ -43,7 +43,7 @@
     "cheerio": "1.0.0-rc.12",
     "crypto-browserify": "3.12.0",
     "dox": "0.9.1",
-    "eslint": "8.19.0",
+    "eslint": "8.21.0",
     "eslint-plugin-mocha-no-only": "1.1.1",
     "highlight.js": "11.5.1",
     "lodash.isequal": "4.5.0",