Bump the dev-dependencies group with 2 updates

Bumps the dev-dependencies group with 2 updates: [@eslint/json](https://github.com/eslint/json) and [@eslint/markdown](https://github.com/eslint/markdown).


Updates `@eslint/json` from 0.11.0 to 0.12.0
- [Release notes](https://github.com/eslint/json/releases)
- [Changelog](https://github.com/eslint/json/blob/main/CHANGELOG.md)
- [Commits](eslint/json@json-v0.11.0...json-v0.12.0)

Updates `@eslint/markdown` from 6.3.0 to 6.4.0
- [Release notes](https://github.com/eslint/markdown/releases)
- [Changelog](https://github.com/eslint/markdown/blob/main/CHANGELOG.md)
- [Commits](eslint/markdown@v6.3.0...v6.4.0)

---
updated-dependencies:
- dependency-name: "@eslint/json"
  dependency-version: 0.12.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
- dependency-name: "@eslint/markdown"
  dependency-version: 6.4.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -35,8 +35,8 @@
     "bump:manifests": "bash utils/bump.sh"
   },
   "devDependencies": {
-    "@eslint/json": "^0.11.0",
-    "@eslint/markdown": "^6.3.0",
+    "@eslint/json": "^0.12.0",
+    "@eslint/markdown": "^6.4.0",
     "@stylistic/eslint-plugin-js": "^4.2.0",
     "eslint": "^9.24.0",
     "eslint-plugin-import": "^2.31.0",