build(deps-dev): bump @biomejs/biome from 1.9.4 to 2.3.9 in /website

Bumps [@biomejs/biome](https://github.com/biomejs/biome/tree/HEAD/packages/@biomejs/biome) from 1.9.4 to 2.3.9.
- [Release notes](https://github.com/biomejs/biome/releases)
- [Changelog](https://github.com/biomejs/biome/blob/main/packages/@biomejs/biome/CHANGELOG.md)
- [Commits](https://github.com/biomejs/biome/commits/@biomejs/biome@2.3.9/packages/@biomejs/biome)

---
updated-dependencies:
- dependency-name: "@biomejs/biome"
  dependency-version: 2.3.9
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

website/package-lock.json

@@ -32,7 +32,7 @@
     "sass": "^1.96.0"
   },
   "devDependencies": {
-    "@biomejs/biome": "^1.9.4",
+    "@biomejs/biome": "^2.3.9",
     "@docusaurus/module-type-aliases": "^3.9.1",
     "@docusaurus/tsconfig": "^3.9.2",
     "@docusaurus/types": "^3.9.1",