build(deps-dev): bump tsx from 4.20.5 to 4.20.6 in /website (#3823)

Bumps [tsx](https://github.com/privatenumber/tsx) from 4.20.5 to 4.20.6.
- [Release notes](https://github.com/privatenumber/tsx/releases)
- [Changelog](https://github.com/privatenumber/tsx/blob/master/release.config.cjs)
- [Commits](privatenumber/tsx@v4.20.5...v4.20.6)

---
updated-dependencies:
- dependency-name: tsx
  dependency-version: 4.20.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

website/package-lock.json

@@ -40,7 +40,7 @@
     "packages-update": "^2.0.0",
     "poku": "^3.0.2",
     "prettier": "^3.6.2",
-    "tsx": "^4.20.5",
+    "tsx": "^4.20.6",
     "typescript": "^5.9.2"
   },
   "browserslist": {