chore(frontend): Fetch settings if user is authenticated

[amanape]

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To run this PR locally, use the following command:

docker run -it --rm   -p 3000:3000   -v /var/run/docker.sock:/var/run/docker.sock   --add-host host.docker.internal:host-gateway   -e SANDBOX_RUNTIME_CONTAINER_IMAGE=docker.all-hands.dev/all-hands-ai/runtime:07be441-nikolaik   --name openhands-app-07be441   docker.all-hands.dev/all-hands-ai/openhands:07be441