JavaScript: Remove additional resources in working_with_apis

[pine919]

This PR

• Remove the "Additional resources" section entirely from the following lessons:
  • Asynchronous Code
  • Working with APIs
  • Async and Await

Issue

Closes #30766

Additional Information

Pull Request Requirements

• I have thoroughly read and understand The Odin Project curriculum contributing guide
• The title of this PR follows the location of change: brief description of change format, e.g. Intro to HTML and CSS lesson: Fix link text
• The Because section summarizes the reason for this PR
• The This PR section has a bullet point list describing the changes in this PR
• If this PR addresses an open issue, it is linked in the Issue section
• If any lesson files are included in this PR, they have been previewed with the Markdown preview tool to ensure it is formatted correctly
• If any lesson files are included in this PR, they follow the Layout Style Guide

[pine919]

Hi @mao-sz can you please review my PR?

[mao-sz]

Please don't ping individual maintainers for reviews immediately after opening the PR. A maintainer will get to this in their own time since all of this is voluntary. This is standard OSS contribution etiquette.