build(deps): bump @directus/sdk from 17.0.2 to 21.2.0

Bumps [@directus/sdk](https://github.com/directus/directus/tree/HEAD/sdk) from 17.0.2 to 21.2.0.
- [Release notes](https://github.com/directus/directus/releases)
- [Commits](https://github.com/directus/directus/commits/HEAD/sdk)

---
updated-dependencies:
- dependency-name: "@directus/sdk"
  dependency-version: 21.2.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

app/package.json

@@ -13,7 +13,7 @@
     "preview": "vite preview"
   },
   "dependencies": {
-    "@directus/sdk": "^17.0.2",
+    "@directus/sdk": "^21.2.0",
     "@heroicons/react": "^2.1.1",
     "@tailwindcss/vite": "^4.1.18",
     "@types/geojson": "^7946.0.10",