chore(deps-dev): bump @eslint/js from 9.20.0 to 9.21.0 in /docs-site

Bumps [@eslint/js](https://github.com/eslint/eslint/tree/HEAD/packages/js) from 9.20.0 to 9.21.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](https://github.com/eslint/eslint/commits/v9.21.0/packages/js)

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

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

Author: dependabot[bot]

docs-site/package.json

@@ -21,7 +21,7 @@
     "preview": "vite preview"
   },
   "devDependencies": {
-    "@eslint/js": "^9.20.0",
+    "@eslint/js": "^9.21.0",
     "@types/react": "^19.0.10",
     "@types/react-dom": "^19.0.4",
     "@vitejs/plugin-react": "^4.3.4",

docs-site/yarn.lock

@@ -517,13 +517,20 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@eslint/js@npm:9.20.0, @eslint/js@npm:^9.20.0":
+"@eslint/js@npm:9.20.0":
   version: 9.20.0
   resolution: "@eslint/js@npm:9.20.0"
   checksum: 10c0/10e7b5b9e628b5192e8fc6b0ecd27cf48322947e83e999ff60f9f9e44ac8d499138bcb9383cbfa6e51e780d53b4e76ccc2d1753b108b7173b8404fd484d37328
   languageName: node
   linkType: hard
 
+"@eslint/js@npm:^9.21.0":
+  version: 9.21.0
+  resolution: "@eslint/js@npm:9.21.0"
+  checksum: 10c0/86c24a2668808995037e3f40c758335df2ae277c553ac0cf84381a1a8698f3099d8a22dd9c388947e6b7f93fcc1142f62406072faaa2b83c43ca79993fc01bb3
+  languageName: node
+  linkType: hard
+
 "@eslint/object-schema@npm:^2.1.5":
   version: 2.1.5
   resolution: "@eslint/object-schema@npm:2.1.5"
@@ -4020,7 +4027,7 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "react-datepicker-docs@workspace:."
   dependencies:
-    "@eslint/js": "npm:^9.20.0"
+    "@eslint/js": "npm:^9.21.0"
     "@types/react": "npm:^19.0.10"
     "@types/react-dom": "npm:^19.0.4"
     "@vitejs/plugin-react": "npm:^4.3.4"