chore: Handle eslint warnings

[amanape]

End-user friendly description of the problem this fixes or functionality that this introduces The CI use to complain due to a few ESLint warnings (mostly console logs)

• [ ] Include this change in the Release Notes. If checked, you must provide an end-user friendly description for your change below

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Give a summary of what the PR does, explaining any non-trivial design decisions

• Replace console.errors with our EventLogger.error to avoid eslint warning; we should handle the request errors when implementing axios in the future
• Remove yarn.lock

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Link of any specific issues this addresses

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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:d592d20-nikolaik   --name openhands-app-d592d20   docker.all-hands.dev/all-hands-ai/openhands:d592d20