Docs update request: /welcome/arbitrum-gentle-introduction

[Palmlm060601]

Source: https://docs.arbitrum.io/welcome/arbitrum-gentle-introduction

Request: (how can we help?)

Psst, this issue will be closed with a templated response if it isn't a documentation update request.

[github-actions]

This issue is being closed automatically as it appears to be an empty documentation update request. Please provide specific details about what needs to be updated or improved in the documentation. You can create a new issue with more details if needed.

Some helpful details to include:

• What specific part of the documentation needs updating?
• What is unclear or missing?
• What would make the documentation more helpful?

Thank you for helping us improve our documentation!