[Docs Site] Bump @eslint/js from 9.35.0 to 9.39.4 (#30450)

Bumps [@eslint/js](https://github.com/eslint/eslint/tree/HEAD/packages/js) from 9.35.0 to 9.39.4.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Commits](https://github.com/eslint/eslint/commits/v9.39.4/packages/js)

---
updated-dependencies:
- dependency-name: "@eslint/js"
  dependency-version: 9.39.4
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package.json

@@ -49,7 +49,7 @@
 		"@base-ui/react": "1.4.0",
 		"@cloudflare/vitest-pool-workers": "0.14.9",
 		"@cloudflare/workers-types": "4.20260413.1",
-		"@eslint/js": "9.35.0",
+		"@eslint/js": "9.39.4",
 		"@expressive-code/core": "0.41.7",
 		"@expressive-code/plugin-collapsible-sections": "0.41.3",
 		"@expressive-code/plugin-line-numbers": "0.41.7",