chore: Convert camelCase file names to kebab-case

[amanape]

End-user friendly description of the problem this fixes or functionality that this introduces We have a pretty inconsistent file naming convention used throughout the frontend portion of the app.

• [ ] 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

• Add consistency to all file and directory names to be of kebab-case (nice on the eyes, personal preference)
• Apply eslint / prettier formats to some components

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Follow-up PRs

• Remove unused components
• Merge duplicate components
• Organize components into folders

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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:2d1fc83-nikolaik   --name openhands-app-2d1fc83   docker.all-hands.dev/all-hands-ai/openhands:2d1fc83

[ghost]

wait, it had a name all this time and it was kebab-case? lol