deps(npm): bump @opennextjs/cloudflare in the ui-dependencies group

Bumps the ui-dependencies group with 1 update: [@opennextjs/cloudflare](https://github.com/opennextjs/opennextjs-cloudflare/tree/HEAD/packages/cloudflare).


Updates `@opennextjs/cloudflare` from 1.19.5 to 1.19.6
- [Release notes](https://github.com/opennextjs/opennextjs-cloudflare/releases)
- [Changelog](https://github.com/opennextjs/opennextjs-cloudflare/blob/main/packages/cloudflare/CHANGELOG.md)
- [Commits](https://github.com/opennextjs/opennextjs-cloudflare/commits/@opennextjs/cloudflare@1.19.6/packages/cloudflare)

---
updated-dependencies:
- dependency-name: "@opennextjs/cloudflare"
  dependency-version: 1.19.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: ui-dependencies
...

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

Author: dependabot[bot]

package-lock.json

@@ -19,7 +19,7 @@
     "cf-typegen": "wrangler types --env-interface CloudflareEnv cloudflare-env.d.ts"
   },
   "dependencies": {
-    "@opennextjs/cloudflare": "^1.19.5",
+    "@opennextjs/cloudflare": "^1.19.6",
     "next": "16.2.4",
     "react": "19.2.5",
     "react-dom": "19.2.5"