Bump eslint from 9.38.0 to 9.39.0

Bumps [eslint](https://github.com/eslint/eslint) from 9.38.0 to 9.39.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Commits](eslint/eslint@v9.38.0...v9.39.0)

---
updated-dependencies:
- dependency-name: eslint
  dependency-version: 9.39.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -13,7 +13,7 @@
     "babel-preset-es2015": "6.24.1",
     "babel-preset-power-assert": "3.0.0",
     "cheerio": "1.1.2",
-    "eslint": "^9.38.0",
+    "eslint": "^9.39.0",
     "eslint-config-eslint": "13.0.0",
     "gitbook-plugin-anchors": "0.7.1",
     "gitbook-plugin-footnote-string-to-number": "0.0.2",